[systemd-commits] 42 commits - configure.ac Makefile.am man/.gitignore README src/journal src/python-systemd

Zbigniew Jędrzejewski-Szmek zbyszek at kemper.freedesktop.org
Thu Feb 28 17:15:05 PST 2013


 Makefile.am                         |   80 +++
 README                              |    7 
 configure.ac                        |    1 
 man/.gitignore                      |    1 
 src/journal/journalctl.c            |    9 
 src/python-systemd/.gitignore       |    2 
 src/python-systemd/_journal.c       |    2 
 src/python-systemd/_reader.c        |  774 ++++++++++++++++++++++++++++++++++++
 src/python-systemd/docs/conf.py     |  288 +++++++++++++
 src/python-systemd/docs/id128.rst   |   38 +
 src/python-systemd/docs/index.rst   |   22 +
 src/python-systemd/docs/journal.rst |   49 ++
 src/python-systemd/id128.c          |  162 +++++++
 src/python-systemd/journal.py       |  299 ++++++++++++-
 src/python-systemd/pyutil.c         |   30 +
 src/python-systemd/pyutil.h         |   29 +
 16 files changed, 1752 insertions(+), 41 deletions(-)

New commits:
commit 37d3ab1b7e114f0fb6dfb2e7273569b42794b76a
Merge: 54c31a7 7f41820
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 28 19:53:42 2013 -0500

    Merge branch 'python-systemd-reader'
    
    * python-systemd-reader:
      python-systemd: rename Journal to Reader
      build-sys: upload python documentation to freedesktop.org
      systemd-python: add Journal class for reading journal
      python: build html docs using sphinx
      journalct: also print Python code in --new-id
      python: utilize uuid.UUID in logging
      python: add systemd.id128 module
      ... and 34 other commits
    
    In short: python module systemd.id128 is added, and existing
    systemd.journal gains a new class systemd.journal.Reader, which can be
    used to iterate over journal entries. Documentation is provided, and
    accessible under e.g.
        pydoc3 systemd.journal.Reader
    or
        firefox http://www.freedesktop.org/software/systemd/man/python-systemd/


commit 7f41820b07ccb8a6da5552c466818fcce3d085bf
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 28 19:32:31 2013 -0500

    python-systemd: rename Journal to Reader
    
    It seems inevitable that we'll also grow a writing interface,
    and then it'll be cumbersome to have a "Journal" for reading,
    and a "Writer" for writing.

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 7645cb9..7f200d5 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -50,8 +50,8 @@
 typedef struct {
     PyObject_HEAD
     sd_journal *j;
-} Journal;
-static PyTypeObject JournalType;
+} Reader;
+static PyTypeObject ReaderType;
 
 static int set_error(int r, const char* path, const char* invalid_message) {
     if (r >= 0)
@@ -87,15 +87,15 @@ static PyStructSequence_Desc Monotonic_desc = {
 };
 #endif
 
-static void Journal_dealloc(Journal* self)
+static void Reader_dealloc(Reader* self)
 {
     sd_journal_close(self->j);
     Py_TYPE(self)->tp_free((PyObject*)self);
 }
 
-PyDoc_STRVAR(Journal__doc__,
-             "Journal([flags][,path]) -> ...\n\n"
-             "Journal allows filtering and retrieval of Journal entries.\n"
+PyDoc_STRVAR(Reader__doc__,
+             "Reader([flags][,path]) -> ...\n\n"
+             "Reader allows filtering and retrieval of Journal entries.\n"
              "Argument `flags` sets open flags of the journal, which can be one\n"
              "of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
              "journal on local machine only; RUNTIME_ONLY opens only\n"
@@ -104,7 +104,7 @@ PyDoc_STRVAR(Journal__doc__,
              "Argument `path` is the directory of journal files. Note that\n"
              "currently flags are ignored when `path` is present as they are\n"
              "not relevant.");
-static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
+static int Reader_init(Reader *self, PyObject *args, PyObject *keywds)
 {
     int flags = SD_JOURNAL_LOCAL_ONLY, r;
     char *path = NULL;
@@ -124,11 +124,11 @@ static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
     return set_error(r, path, "Invalid flags or path");
 }
 
-PyDoc_STRVAR(Journal_get_next__doc__,
+PyDoc_STRVAR(Reader_get_next__doc__,
              "get_next([skip]) -> dict\n\n"
              "Return dictionary of the next log entry. Optional skip value will\n"
              "return the `skip`\\-th log entry.");
-static PyObject* Journal_get_next(Journal *self, PyObject *args)
+static PyObject* Reader_get_next(Reader *self, PyObject *args)
 {
     PyObject *dict;
     const void *msg;
@@ -303,11 +303,11 @@ error:
     return NULL;
 }
 
-PyDoc_STRVAR(Journal_get_previous__doc__,
+PyDoc_STRVAR(Reader_get_previous__doc__,
              "get_previous([skip]) -> dict\n\n"
              "Return dictionary of the previous log entry. Optional skip value\n"
              "will return the -`skip`\\-th log entry. Equivalent to get_next(-skip).");
-static PyObject* Journal_get_previous(Journal *self, PyObject *args)
+static PyObject* Reader_get_previous(Reader *self, PyObject *args)
 {
     int64_t skip = 1LL;
     if (!PyArg_ParseTuple(args, "|L", &skip))
@@ -317,13 +317,13 @@ static PyObject* Journal_get_previous(Journal *self, PyObject *args)
                                (char*) "L", -skip);
 }
 
-PyDoc_STRVAR(Journal_add_match__doc__,
+PyDoc_STRVAR(Reader_add_match__doc__,
              "add_match(match) -> None\n\n"
              "Add a match to filter journal log entries. All matches of different\n"
              "fields are combined with logical AND, and matches of the same field\n"
              "are automatically combined with logical OR.\n"
              "Match is a string of the form \"FIELD=value\".");
-static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
+static PyObject* Reader_add_match(Reader *self, PyObject *args, PyObject *keywds)
 {
     char *match;
     int match_len, r;
@@ -338,10 +338,10 @@ static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keyw
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_add_disjunction__doc__,
+PyDoc_STRVAR(Reader_add_disjunction__doc__,
              "add_disjunction() -> None\n\n"
              "Inserts a logical OR between matches added before and afterwards.");
-static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
+static PyObject* Reader_add_disjunction(Reader *self, PyObject *args)
 {
     int r;
     r = sd_journal_add_disjunction(self->j);
@@ -351,23 +351,23 @@ static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_flush_matches__doc__,
+PyDoc_STRVAR(Reader_flush_matches__doc__,
              "flush_matches() -> None\n\n"
              "Clear all current match filters.");
-static PyObject* Journal_flush_matches(Journal *self, PyObject *args)
+static PyObject* Reader_flush_matches(Reader *self, PyObject *args)
 {
     sd_journal_flush_matches(self->j);
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_seek__doc__,
+PyDoc_STRVAR(Reader_seek__doc__,
              "seek(offset[, whence]) -> None\n\n"
              "Jump `offset` entries in the journal. Argument\n"
              "`whence` defines what the offset is relative to:\n"
              "os.SEEK_SET (default) from first match in journal;\n"
              "os.SEEK_CUR from current position in journal;\n"
              "and os.SEEK_END is from last match in journal.");
-static PyObject* Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
+static PyObject* Reader_seek(Reader *self, PyObject *args, PyObject *keywds)
 {
     int64_t offset;
     int whence = SEEK_SET;
@@ -418,11 +418,11 @@ static PyObject* Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_seek_realtime__doc__,
+PyDoc_STRVAR(Reader_seek_realtime__doc__,
              "seek_realtime(realtime) -> None\n\n"
              "Seek to nearest matching journal entry to `realtime`. Argument\n"
              "`realtime` can must be an integer unix timestamp.");
-static PyObject* Journal_seek_realtime(Journal *self, PyObject *args)
+static PyObject* Reader_seek_realtime(Reader *self, PyObject *args)
 {
     double timedouble;
     uint64_t timestamp;
@@ -445,13 +445,13 @@ static PyObject* Journal_seek_realtime(Journal *self, PyObject *args)
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_seek_monotonic__doc__,
+PyDoc_STRVAR(Reader_seek_monotonic__doc__,
              "seek_monotonic(monotonic[, bootid]) -> None\n\n"
              "Seek to nearest matching journal entry to `monotonic`. Argument\n"
              "`monotonic` is an timestamp from boot in seconds.\n"
              "Argument `bootid` is a string representing which boot the\n"
              "monotonic time is reference to. Defaults to current bootid.");
-static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
+static PyObject* Reader_seek_monotonic(Reader *self, PyObject *args)
 {
     double timedouble;
     char *bootid = NULL;
@@ -489,7 +489,7 @@ static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
     Py_RETURN_NONE;
 }
 
-PyDoc_STRVAR(Journal_wait__doc__,
+PyDoc_STRVAR(Reader_wait__doc__,
              "wait([timeout]) -> state change (integer)\n\n"
              "Wait for a change in the journal. Argument `timeout` specifies\n"
              "the maximum number of seconds to wait before returning\n"
@@ -498,7 +498,7 @@ PyDoc_STRVAR(Journal_wait__doc__,
              "Will return constants: NOP if no change; APPEND if new\n"
              "entries have been added to the end of the journal; and\n"
              "INVALIDATE if journal files have been added or removed.");
-static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
+static PyObject* Reader_wait(Reader *self, PyObject *args, PyObject *keywds)
 {
     int r;
     int64_t timeout = 0LL;
@@ -515,10 +515,10 @@ static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
     return long_FromLong(r);
 }
 
-PyDoc_STRVAR(Journal_seek_cursor__doc__,
+PyDoc_STRVAR(Reader_seek_cursor__doc__,
              "seek_cursor(cursor) -> None\n\n"
              "Seek to journal entry by given unique reference `cursor`.");
-static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
+static PyObject* Reader_seek_cursor(Reader *self, PyObject *args)
 {
     const char *cursor;
     int r;
@@ -534,13 +534,13 @@ static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
     Py_RETURN_NONE;
 }
 
-static PyObject* Journal_iter(PyObject *self)
+static PyObject* Reader_iter(PyObject *self)
 {
     Py_INCREF(self);
     return self;
 }
 
-static PyObject* Journal_iternext(PyObject *self)
+static PyObject* Reader_iternext(PyObject *self)
 {
     PyObject *dict;
     Py_ssize_t dict_size;
@@ -558,11 +558,11 @@ static PyObject* Journal_iternext(PyObject *self)
     }
 }
 
-PyDoc_STRVAR(Journal_query_unique__doc__,
+PyDoc_STRVAR(Reader_query_unique__doc__,
              "query_unique(field) -> a set of values\n\n"
              "Return a set of unique values appearing in journal for the\n"
              "given `field`. Note this does not respect any journal matches.");
-static PyObject* Journal_query_unique(Journal *self, PyObject *args)
+static PyObject* Reader_query_unique(Reader *self, PyObject *args)
 {
     char *query;
     int r;
@@ -601,7 +601,7 @@ PyDoc_STRVAR(data_threshold__doc__,
              "Fields longer than this will be truncated to the threshold size.\n"
              "Defaults to 64Kb.");
 
-static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
+static PyObject* Reader_get_data_threshold(Reader *self, void *closure)
 {
     size_t cvalue;
     int r;
@@ -613,7 +613,7 @@ static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
     return long_FromSize_t(cvalue);
 }
 
-static int Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
+static int Reader_set_data_threshold(Reader *self, PyObject *value, void *closure)
 {
     int r;
     if (value == NULL) {
@@ -628,36 +628,36 @@ static int Journal_set_data_threshold(Journal *self, PyObject *value, void *clos
     return set_error(r, NULL, NULL);
 }
 
-static PyGetSetDef Journal_getseters[] = {
+static PyGetSetDef Reader_getseters[] = {
     {(char*) "data_threshold",
-     (getter) Journal_get_data_threshold,
-     (setter) Journal_set_data_threshold,
+     (getter) Reader_get_data_threshold,
+     (setter) Reader_set_data_threshold,
      (char*) data_threshold__doc__,
      NULL},
     {NULL}
 };
 
-static PyMethodDef Journal_methods[] = {
-    {"get_next",        (PyCFunction) Journal_get_next, METH_VARARGS, Journal_get_next__doc__},
-    {"get_previous",    (PyCFunction) Journal_get_previous, METH_VARARGS, Journal_get_previous__doc__},
-    {"add_match",       (PyCFunction) Journal_add_match, METH_VARARGS|METH_KEYWORDS, Journal_add_match__doc__},
-    {"add_disjunction", (PyCFunction) Journal_add_disjunction, METH_NOARGS, Journal_add_disjunction__doc__},
-    {"flush_matches",   (PyCFunction) Journal_flush_matches, METH_NOARGS, Journal_flush_matches__doc__},
-    {"seek",            (PyCFunction) Journal_seek, METH_VARARGS | METH_KEYWORDS,  Journal_seek__doc__},
-    {"seek_realtime",   (PyCFunction) Journal_seek_realtime, METH_VARARGS, Journal_seek_realtime__doc__},
-    {"seek_monotonic",  (PyCFunction) Journal_seek_monotonic, METH_VARARGS, Journal_seek_monotonic__doc__},
-    {"wait",            (PyCFunction) Journal_wait, METH_VARARGS, Journal_wait__doc__},
-    {"seek_cursor",     (PyCFunction) Journal_seek_cursor, METH_VARARGS, Journal_seek_cursor__doc__},
-    {"query_unique",    (PyCFunction) Journal_query_unique, METH_VARARGS, Journal_query_unique__doc__},
+static PyMethodDef Reader_methods[] = {
+    {"get_next",        (PyCFunction) Reader_get_next, METH_VARARGS, Reader_get_next__doc__},
+    {"get_previous",    (PyCFunction) Reader_get_previous, METH_VARARGS, Reader_get_previous__doc__},
+    {"add_match",       (PyCFunction) Reader_add_match, METH_VARARGS|METH_KEYWORDS, Reader_add_match__doc__},
+    {"add_disjunction", (PyCFunction) Reader_add_disjunction, METH_NOARGS, Reader_add_disjunction__doc__},
+    {"flush_matches",   (PyCFunction) Reader_flush_matches, METH_NOARGS, Reader_flush_matches__doc__},
+    {"seek",            (PyCFunction) Reader_seek, METH_VARARGS | METH_KEYWORDS,  Reader_seek__doc__},
+    {"seek_realtime",   (PyCFunction) Reader_seek_realtime, METH_VARARGS, Reader_seek_realtime__doc__},
+    {"seek_monotonic",  (PyCFunction) Reader_seek_monotonic, METH_VARARGS, Reader_seek_monotonic__doc__},
+    {"wait",            (PyCFunction) Reader_wait, METH_VARARGS, Reader_wait__doc__},
+    {"seek_cursor",     (PyCFunction) Reader_seek_cursor, METH_VARARGS, Reader_seek_cursor__doc__},
+    {"query_unique",    (PyCFunction) Reader_query_unique, METH_VARARGS, Reader_query_unique__doc__},
     {NULL}  /* Sentinel */
 };
 
-static PyTypeObject JournalType = {
+static PyTypeObject ReaderType = {
     PyVarObject_HEAD_INIT(NULL, 0)
-    "_reader._Journal",                       /*tp_name*/
-    sizeof(Journal),                          /*tp_basicsize*/
+    "_reader._Reader",                        /*tp_name*/
+    sizeof(Reader),                           /*tp_basicsize*/
     0,                                        /*tp_itemsize*/
-    (destructor)Journal_dealloc,              /*tp_dealloc*/
+    (destructor)Reader_dealloc,               /*tp_dealloc*/
     0,                                        /*tp_print*/
     0,                                        /*tp_getattr*/
     0,                                        /*tp_setattr*/
@@ -673,22 +673,22 @@ static PyTypeObject JournalType = {
     0,                                        /*tp_setattro*/
     0,                                        /*tp_as_buffer*/
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
-    Journal__doc__,                           /* tp_doc */
+    Reader__doc__,                            /* tp_doc */
     0,                                        /* tp_traverse */
     0,                                        /* tp_clear */
     0,                                        /* tp_richcompare */
     0,                                        /* tp_weaklistoffset */
-    Journal_iter,                             /* tp_iter */
-    Journal_iternext,                         /* tp_iternext */
-    Journal_methods,                          /* tp_methods */
+    Reader_iter,                              /* tp_iter */
+    Reader_iternext,                          /* tp_iternext */
+    Reader_methods,                           /* tp_methods */
     0,                                        /* tp_members */
-    Journal_getseters,                        /* tp_getset */
+    Reader_getseters,                         /* tp_getset */
     0,                                        /* tp_base */
     0,                                        /* tp_dict */
     0,                                        /* tp_descr_get */
     0,                                        /* tp_descr_set */
     0,                                        /* tp_dictoffset */
-    (initproc) Journal_init,                  /* tp_init */
+    (initproc) Reader_init,                   /* tp_init */
     0,                                        /* tp_alloc */
     PyType_GenericNew,                        /* tp_new */
 };
@@ -724,7 +724,7 @@ init_reader(void)
 
     PyDateTime_IMPORT;
 
-    if (PyType_Ready(&JournalType) < 0)
+    if (PyType_Ready(&ReaderType) < 0)
 #if PY_MAJOR_VERSION >= 3
         return NULL;
 #else
@@ -746,11 +746,11 @@ init_reader(void)
         return;
 #endif
 
-    Py_INCREF(&JournalType);
+    Py_INCREF(&ReaderType);
 #if PY_MAJOR_VERSION >= 3
     Py_INCREF(&MonotonicType);
 #endif
-    if (PyModule_AddObject(m, "_Journal", (PyObject *) &JournalType) ||
+    if (PyModule_AddObject(m, "_Reader", (PyObject *) &ReaderType) ||
 #if PY_MAJOR_VERSION >= 3
         PyModule_AddObject(m, "Monotonic", (PyObject*) &MonotonicType) ||
 #endif
diff --git a/src/python-systemd/docs/journal.rst b/src/python-systemd/docs/journal.rst
index 38ab57e..78b831a 100644
--- a/src/python-systemd/docs/journal.rst
+++ b/src/python-systemd/docs/journal.rst
@@ -13,11 +13,11 @@
 Accessing the Journal
 ---------------------
 
-.. autoclass:: _Journal
+.. autoclass:: _Reader
    :undoc-members:
    :inherited-members:
 
-.. autoclass:: Journal
+.. autoclass:: Reader
    :undoc-members:
    :inherited-members:
 
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index a5641e9..23e1d65 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -34,7 +34,7 @@ if _sys.version_info >= (3,):
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
 from ._journal import sendv, stream_fd
-from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
+from ._reader import (_Reader, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 from . import id128 as _id128
 
@@ -86,15 +86,15 @@ if _sys.version_info >= (3,):
 else:
     _convert_unicode = _functools.partial(unicode, encoding='utf-8')
 
-class Journal(_Journal):
-    """Journal allows the access and filtering of systemd journal
+class Reader(_Reader):
+    """Reader allows the access and filtering of systemd journal
     entries. Note that in order to access the system journal, a
     non-root user must be in the `adm` group.
 
     Example usage to print out all error or higher level messages
     for systemd-udevd for the boot:
 
-    >>> myjournal = journal.Journal()
+    >>> myjournal = journal.Reader()
     >>> myjournal.add_boot_match(journal.CURRENT_BOOT)
     >>> myjournal.add_loglevel_matches(journal.LOG_ERR)
     >>> myjournal.add_match(_SYSTEMD_UNIT="systemd-udevd.service")
@@ -105,7 +105,7 @@ class Journal(_Journal):
     found in the journal.
     """
     def __init__(self, converters=None, flags=LOCAL_ONLY, path=None):
-        """Creates instance of Journal, which allows filtering and
+        """Create an instance of Reader, which allows filtering and
         return of journal entries.
         Argument `converters` is a dictionary which updates the
         DEFAULT_CONVERTERS to convert journal field values.
@@ -118,7 +118,7 @@ class Journal(_Journal):
         currently flags are ignored when `path` is present as they are
         currently not relevant.
         """
-        super(Journal, self).__init__(flags, path)
+        super(Reader, self).__init__(flags, path)
         if _sys.version_info >= (3,3):
             self.converters = _ChainMap()
             if converters is not None:
@@ -164,7 +164,7 @@ class Journal(_Journal):
         args = list(args)
         args.extend(_make_line(key, val) for key, val in kwargs.items())
         for arg in args:
-            super(Journal, self).add_match(arg)
+            super(Reader, self).add_match(arg)
 
     def get_next(self, skip=1):
         """Return the next log entry as a dictionary of fields.
@@ -172,21 +172,21 @@ class Journal(_Journal):
         Optional skip value will return the `skip`\-th log entry.
 
         Entries will be processed with converters specified during
-        Journal creation.
+        Reader creation.
         """
         return self._convert_entry(
-            super(Journal, self).get_next(skip))
+            super(Reader, self).get_next(skip))
 
     def query_unique(self, field):
-        """Return unique values appearing in the Journal for given `field`.
+        """Return unique values appearing in the journal for given `field`.
 
         Note this does not respect any journal matches.
 
         Entries will be processed with converters specified during
-        Journal creation.
+        Reader creation.
         """
         return set(self._convert_field(field, value)
-            for value in super(Journal, self).query_unique(field))
+            for value in super(Reader, self).query_unique(field))
 
     def seek_realtime(self, realtime):
         """Seek to a matching journal entry nearest to `realtime` time.
@@ -196,7 +196,7 @@ class Journal(_Journal):
         """
         if isinstance(realtime, _datetime.datetime):
             realtime = float(realtime.strftime("%s.%f"))
-        return super(Journal, self).seek_realtime(realtime)
+        return super(Reader, self).seek_realtime(realtime)
 
     def seek_monotonic(self, monotonic, bootid=None):
         """Seek to a matching journal entry nearest to `monotonic` time.
@@ -210,7 +210,7 @@ class Journal(_Journal):
             monotonic = monotonic.totalseconds()
         if isinstance(bootid, _uuid.UUID):
             bootid = bootid.get_hex()
-        return super(Journal, self).seek_monotonic(monotonic, bootid)
+        return super(Reader, self).seek_monotonic(monotonic, bootid)
 
     def log_level(self, level):
         """Set maximum log `level` by setting matches for PRIORITY.

commit 86e3d32a1d52cd2ccba184e8375da8828914d3ff
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sat Feb 23 01:11:36 2013 +0100

    systemd-python: return both parts of sd_journal_get_monotonic_usec
    
    In Python 3, a named tuple is used. In Python 2, a simple
    tuple is used. In either case, the pair is (timestamp, bootid).

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 9262c89..7645cb9 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -67,6 +67,26 @@ static int set_error(int r, const char* path, const char* invalid_message) {
     return 1;
 }
 
+#if PY_MAJOR_VERSION >= 3
+static PyTypeObject MonotonicType;
+
+PyDoc_STRVAR(MonotonicType__doc__,
+             "A tuple of (timestamp, bootid) for holding monotonic timestamps");
+
+static PyStructSequence_Field MonotonicType_fields[] = {
+    {(char*) "timestamp", (char*) "Time"},
+    {(char*) "bootid", (char*) "Unique identifier of the boot"},
+    {NULL, NULL}
+};
+
+static PyStructSequence_Desc Monotonic_desc = {
+    (char*) "journal.Monotonic",
+    MonotonicType__doc__,
+    MonotonicType_fields,
+    2,
+};
+#endif
+
 static void Journal_dealloc(Journal* self)
 {
     sd_journal_close(self->j);
@@ -221,22 +241,37 @@ static PyObject* Journal_get_next(Journal *self, PyObject *args)
     }
 
     {
-        PyObject _cleanup_Py_DECREF_ *key = NULL, *value = NULL;
-        sd_id128_t sd_id;
+        PyObject _cleanup_Py_DECREF_
+            *key = NULL, *timestamp = NULL, *bytes = NULL, *value = NULL;
+        sd_id128_t id;
         uint64_t monotonic;
 
-        r = sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id);
+        r = sd_journal_get_monotonic_usec(self->j, &monotonic, &id);
         if (set_error(r, NULL, NULL))
             goto error;
 
+        assert_cc(sizeof(unsigned long long) == sizeof(monotonic));
         key = unicode_FromString("__MONOTONIC_TIMESTAMP");
-        if (!key)
+        timestamp = PyLong_FromUnsignedLongLong(monotonic);
+        bytes = PyBytes_FromStringAndSize((const char*) &id.bytes, sizeof(id.bytes));
+#if PY_MAJOR_VERSION >= 3
+        value = PyStructSequence_New(&MonotonicType);
+#else
+        value = PyTuple_New(2);
+#endif
+        if (!key || !timestamp || !bytes || !value)
             goto error;
 
-        assert_cc(sizeof(unsigned long long) == sizeof(monotonic));
-        value = PyLong_FromUnsignedLongLong(monotonic);
-        if (!value)
-            goto error;
+        Py_INCREF(timestamp);
+        Py_INCREF(bytes);
+
+#if PY_MAJOR_VERSION >= 3
+        PyStructSequence_SET_ITEM(value, 0, timestamp);
+        PyStructSequence_SET_ITEM(value, 1, bytes);
+#else
+        PyTuple_SET_ITEM(value, 0, timestamp);
+        PyTuple_SET_ITEM(value, 1, bytes);
+#endif
 
         if (PyDict_SetItem(dict, key, value))
             goto error;
@@ -421,7 +456,7 @@ static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
     double timedouble;
     char *bootid = NULL;
     uint64_t timestamp;
-    sd_id128_t sd_id;
+    sd_id128_t id;
     int r;
 
     if (!PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
@@ -435,19 +470,19 @@ static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
     }
 
     if (bootid) {
-        r = sd_id128_from_string(bootid, &sd_id);
+        r = sd_id128_from_string(bootid, &id);
         if (set_error(r, NULL, "Invalid bootid"))
             return NULL;
     } else {
         Py_BEGIN_ALLOW_THREADS
-        r = sd_id128_get_boot(&sd_id);
+        r = sd_id128_get_boot(&id);
         Py_END_ALLOW_THREADS
         if (set_error(r, NULL, NULL))
             return NULL;
     }
 
     Py_BEGIN_ALLOW_THREADS
-    r = sd_journal_seek_monotonic_usec(self->j, sd_id, timestamp);
+    r = sd_journal_seek_monotonic_usec(self->j, id, timestamp);
     Py_END_ALLOW_THREADS
     if (set_error(r, NULL, NULL))
         return NULL;
@@ -671,6 +706,10 @@ static PyModuleDef _reader_module = {
 };
 #endif
 
+#if PY_MAJOR_VERSION >= 3
+static bool initialized = false;
+#endif
+
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wmissing-prototypes"
 
@@ -696,6 +735,11 @@ init_reader(void)
     m = PyModule_Create(&_reader_module);
     if (m == NULL)
         return NULL;
+
+    if (!initialized) {
+        PyStructSequence_InitType(&MonotonicType, &Monotonic_desc);
+        initialized = true;
+    }
 #else
     m = Py_InitModule3("_reader", NULL, SUMMARY);
     if (m == NULL)
@@ -703,7 +747,13 @@ init_reader(void)
 #endif
 
     Py_INCREF(&JournalType);
+#if PY_MAJOR_VERSION >= 3
+    Py_INCREF(&MonotonicType);
+#endif
     if (PyModule_AddObject(m, "_Journal", (PyObject *) &JournalType) ||
+#if PY_MAJOR_VERSION >= 3
+        PyModule_AddObject(m, "Monotonic", (PyObject*) &MonotonicType) ||
+#endif
         PyModule_AddIntConstant(m, "NOP", SD_JOURNAL_NOP) ||
         PyModule_AddIntConstant(m, "APPEND", SD_JOURNAL_APPEND) ||
         PyModule_AddIntConstant(m, "INVALIDATE", SD_JOURNAL_INVALIDATE) ||
diff --git a/src/python-systemd/docs/journal.rst b/src/python-systemd/docs/journal.rst
index 9d627ce..38ab57e 100644
--- a/src/python-systemd/docs/journal.rst
+++ b/src/python-systemd/docs/journal.rst
@@ -23,6 +23,8 @@ Accessing the Journal
 
    .. automethod:: __init__
 
+.. autoclass:: Monotonic
+
 .. autoattribute:: systemd.journal.DEFAULT_CONVERTERS
 
 Whence constants
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index d94934c..a5641e9 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -38,7 +38,13 @@ from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 from . import id128 as _id128
 
-_MONOTONIC_CONVERTER = lambda x: _datetime.timedelta(microseconds=x)
+if _sys.version_info >= (3,):
+    from ._reader import Monotonic
+else:
+    Monotonic = tuple
+
+_MONOTONIC_CONVERTER = lambda p: Monotonic((_datetime.timedelta(microseconds=p[0]),
+                                            _uuid.UUID(bytes=p[1])))
 _REALTIME_CONVERTER = lambda x: _datetime.datetime.fromtimestamp(x / 1E6)
 DEFAULT_CONVERTERS = {
     'MESSAGE_ID': _uuid.UUID,

commit 6a6633a16a510b40c6ad30cd0858699619384a44
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Fri Feb 22 13:33:06 2013 +0100

    python-systemd: check all errors and use automatic cleanup
    
    __REALTIME_TIMESTAMP and __MONOTONIC_TIMESTAMP return ints.
    It doesn't make sense to convert to string, just to convert
    back to a number later on.
    
    Also try to follow systemd rules for indentation.

diff --git a/Makefile.am b/Makefile.am
index 4ff0cff..f1c2ce0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3404,7 +3404,9 @@ _journal_la_LIBADD = \
 
 id128_la_SOURCES = \
 	src/python-systemd/id128.c \
-	src/python-systemd/id128-constants.h
+	src/python-systemd/id128-constants.h \
+	src/python-systemd/pyutil.c \
+	src/python-systemd/pyutil.h
 
 id128_la_CFLAGS = \
 	$(AM_CFLAGS) \
@@ -3423,7 +3425,9 @@ id128_la_LIBADD = \
 	libsystemd-id128.la
 
 _reader_la_SOURCES = \
-	src/python-systemd/_reader.c
+	src/python-systemd/_reader.c \
+	src/python-systemd/pyutil.c \
+	src/python-systemd/pyutil.h
 
 _reader_la_CFLAGS = \
 	$(AM_CFLAGS) \
@@ -3439,7 +3443,8 @@ _reader_la_LDFLAGS = \
 _reader_la_LIBADD = \
 	$(PYTHON_LIBS) \
 	libsystemd-journal.la \
-	libsystemd-id128.la
+	libsystemd-id128.la \
+	libsystemd-shared.la
 
 dist_pkgpyexec_PYTHON = \
 	src/python-systemd/journal.py \
@@ -3447,7 +3452,7 @@ dist_pkgpyexec_PYTHON = \
 
 src/python-systemd/id128-constants.h: src/systemd/sd-messages.h Makefile
 	$(AM_V_at)$(MKDIR_P) $(dir $@)
-	$(AM_V_GEN)$(SED) -n -r 's/,//g; s/#define (SD_MESSAGE_[A-Z0-9_]+)\s.*/add_id(m, "\1", \1);/p' <$< >$@
+	$(AM_V_GEN)$(SED) -n -r 's/,//g; s/#define (SD_MESSAGE_[A-Z0-9_]+)\s.*/add_id(m, "\1", \1) JOINER/p' <$< >$@
 
 BUILT_SOURCES += \
 	src/python-systemd/id128-constants.h
diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 207b9e7..9262c89 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -18,11 +18,17 @@
   You should have received a copy of the GNU Lesser General Public License
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
-#include <systemd/sd-journal.h>
 
 #include <Python.h>
 #include <structmember.h>
 #include <datetime.h>
+#include <stdio.h>
+
+#include <systemd/sd-journal.h>
+
+#include "pyutil.h"
+#include "macro.h"
+#include "util.h"
 
 #if PY_MAJOR_VERSION >=3
 # define unicode_FromStringAndSize PyUnicode_FromStringAndSize
@@ -107,10 +113,9 @@ static PyObject* Journal_get_next(Journal *self, PyObject *args)
     PyObject *dict;
     const void *msg;
     size_t msg_len;
-    const char *delim_ptr;
-    PyObject *key, *value, *cur_value, *tmp_list;
+    int64_t skip = 1LL;
+    int r;
 
-    int64_t skip = 1LL, r = -EINVAL;
     if (!PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
@@ -128,6 +133,8 @@ static PyObject* Journal_get_next(Journal *self, PyObject *args)
         r = sd_journal_next_skip(self->j, skip);
     else if (skip < -1LL)
         r = sd_journal_previous_skip(self->j, -skip);
+    else
+        assert_not_reached("should not be here");
     Py_END_ALLOW_THREADS
 
     set_error(r, NULL, NULL);
@@ -137,70 +144,128 @@ static PyObject* Journal_get_next(Journal *self, PyObject *args)
         return PyDict_New();
 
     dict = PyDict_New();
+    if (!dict)
+            return NULL;
 
     SD_JOURNAL_FOREACH_DATA(self->j, msg, msg_len) {
+        PyObject _cleanup_Py_DECREF_ *key = NULL, *value = NULL;
+        const char *delim_ptr;
+
         delim_ptr = memchr(msg, '=', msg_len);
+        if (!delim_ptr) {
+            PyErr_SetString(PyExc_OSError,
+                            "journal gave us a field without '='");
+            goto error;
+        }
+
         key = unicode_FromStringAndSize(msg, delim_ptr - (const char*) msg);
-        value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
+        if (!key)
+            goto error;
+
+        value = PyBytes_FromStringAndSize(
+                delim_ptr + 1,
+                (const char*) msg + msg_len - (delim_ptr + 1) );
+        if (!value)
+            goto error;
+
         if (PyDict_Contains(dict, key)) {
-            cur_value = PyDict_GetItem(dict, key);
+            PyObject *cur_value = PyDict_GetItem(dict, key);
+
             if (PyList_CheckExact(cur_value)) {
-                PyList_Append(cur_value, value);
-            }else{
-                tmp_list = PyList_New(0);
-                PyList_Append(tmp_list, cur_value);
-                PyList_Append(tmp_list, value);
+                r = PyList_Append(cur_value, value);
+                if (r < 0)
+                    goto error;
+            } else {
+                PyObject _cleanup_Py_DECREF_ *tmp_list = PyList_New(0);
+                if (!tmp_list)
+                    goto error;
+
+                r = PyList_Append(tmp_list, cur_value);
+                if (r < 0)
+                    goto error;
+
+                r = PyList_Append(tmp_list, value);
+                if (r < 0)
+                    goto error;
+
                 PyDict_SetItem(dict, key, tmp_list);
-                Py_DECREF(tmp_list);
+                if (r < 0)
+                    goto error;
             }
-        }else{
-            PyDict_SetItem(dict, key, value);
+        } else {
+            r = PyDict_SetItem(dict, key, value);
+            if (r < 0)
+                goto error;
         }
-        Py_DECREF(key);
-        Py_DECREF(value);
     }
 
     {
+        PyObject _cleanup_Py_DECREF_ *key = NULL, *value = NULL;
         uint64_t realtime;
-        if (sd_journal_get_realtime_usec(self->j, &realtime) == 0) {
-            char realtime_str[20];
-            sprintf(realtime_str, "%llu", (long long unsigned) realtime);
-            key = unicode_FromString("__REALTIME_TIMESTAMP");
-            value = PyBytes_FromString(realtime_str);
-            PyDict_SetItem(dict, key, value);
-            Py_DECREF(key);
-            Py_DECREF(value);
-        }
+
+        r = sd_journal_get_realtime_usec(self->j, &realtime);
+        if (set_error(r, NULL, NULL))
+            goto error;
+
+        key = unicode_FromString("__REALTIME_TIMESTAMP");
+        if (!key)
+            goto error;
+
+        assert_cc(sizeof(unsigned long long) == sizeof(realtime));
+        value = PyLong_FromUnsignedLongLong(realtime);
+        if (!value)
+            goto error;
+
+        if (PyDict_SetItem(dict, key, value))
+            goto error;
     }
 
     {
+        PyObject _cleanup_Py_DECREF_ *key = NULL, *value = NULL;
         sd_id128_t sd_id;
         uint64_t monotonic;
-        if (sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id) == 0) {
-            char monotonic_str[20];
-            sprintf(monotonic_str, "%llu", (long long unsigned) monotonic);
-            key = unicode_FromString("__MONOTONIC_TIMESTAMP");
-            value = PyBytes_FromString(monotonic_str);
-
-            PyDict_SetItem(dict, key, value);
-            Py_DECREF(key);
-            Py_DECREF(value);
-        }
+
+        r = sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id);
+        if (set_error(r, NULL, NULL))
+            goto error;
+
+        key = unicode_FromString("__MONOTONIC_TIMESTAMP");
+        if (!key)
+            goto error;
+
+        assert_cc(sizeof(unsigned long long) == sizeof(monotonic));
+        value = PyLong_FromUnsignedLongLong(monotonic);
+        if (!value)
+            goto error;
+
+        if (PyDict_SetItem(dict, key, value))
+            goto error;
     }
 
     {
-        char *cursor;
-        if (sd_journal_get_cursor(self->j, &cursor) > 0) { //Should return 0...
-            key = unicode_FromString("__CURSOR");
-            value = PyBytes_FromString(cursor);
-            PyDict_SetItem(dict, key, value);
-            free(cursor);
-            Py_DECREF(key);
-            Py_DECREF(value);
-        }
+        PyObject _cleanup_Py_DECREF_ *key = NULL, *value = NULL;
+        char _cleanup_free_ *cursor = NULL;
+
+        r = sd_journal_get_cursor(self->j, &cursor);
+        if (set_error(r, NULL, NULL))
+            goto error;
+
+        key = unicode_FromString("__CURSOR");
+        if (!key)
+            goto error;
+
+        value = PyBytes_FromString(cursor);
+        if (!value)
+            goto error;
+
+        if (PyDict_SetItem(dict, key, value))
+            goto error;
     }
 
     return dict;
+error:
+    Py_DECREF(dict);
+    return NULL;
 }
 
 PyDoc_STRVAR(Journal_get_previous__doc__,
@@ -451,7 +516,7 @@ static PyObject* Journal_iternext(PyObject *self)
     dict_size = PyDict_Size(dict);
     if ((int64_t) dict_size > 0LL) {
         return dict;
-    }else{
+    } else {
         Py_DECREF(dict);
         PyErr_SetNone(PyExc_StopIteration);
         return NULL;
@@ -486,7 +551,9 @@ static PyObject* Journal_query_unique(Journal *self, PyObject *args)
         const char *delim_ptr;
 
         delim_ptr = memchr(uniq, '=', uniq_len);
-        value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
+        value = PyBytes_FromStringAndSize(
+            delim_ptr + 1,
+            (const char*) uniq + uniq_len - (delim_ptr + 1));
         PySet_Add(value_set, value);
         Py_DECREF(value);
     }
@@ -495,7 +562,7 @@ static PyObject* Journal_query_unique(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(data_threshold__doc__,
-             "Threshold for field size truncation.\n\n"
+             "Threshold for field size truncation in bytes.\n\n"
              "Fields longer than this will be truncated to the threshold size.\n"
              "Defaults to 64Kb.");
 
@@ -515,7 +582,7 @@ static int Journal_set_data_threshold(Journal *self, PyObject *value, void *clos
 {
     int r;
     if (value == NULL) {
-        PyErr_SetString(PyExc_TypeError, "Cannot delete data threshold");
+        PyErr_SetString(PyExc_AttributeError, "Cannot delete data threshold");
         return -1;
     }
     if (!long_Check(value)){
@@ -528,78 +595,67 @@ static int Journal_set_data_threshold(Journal *self, PyObject *value, void *clos
 
 static PyGetSetDef Journal_getseters[] = {
     {(char*) "data_threshold",
-     (getter)Journal_get_data_threshold,
-     (setter)Journal_set_data_threshold,
+     (getter) Journal_get_data_threshold,
+     (setter) Journal_set_data_threshold,
      (char*) data_threshold__doc__,
      NULL},
     {NULL}
 };
 
 static PyMethodDef Journal_methods[] = {
-    {"get_next", (PyCFunction)Journal_get_next, METH_VARARGS,
-    Journal_get_next__doc__},
-    {"get_previous", (PyCFunction)Journal_get_previous, METH_VARARGS,
-    Journal_get_previous__doc__},
-    {"add_match", (PyCFunction)Journal_add_match, METH_VARARGS|METH_KEYWORDS,
-    Journal_add_match__doc__},
-    {"add_disjunction", (PyCFunction)Journal_add_disjunction, METH_NOARGS,
-    Journal_add_disjunction__doc__},
-    {"flush_matches", (PyCFunction)Journal_flush_matches, METH_NOARGS,
-    Journal_flush_matches__doc__},
-    {"seek", (PyCFunction)Journal_seek, METH_VARARGS | METH_KEYWORDS,
-    Journal_seek__doc__},
-    {"seek_realtime", (PyCFunction)Journal_seek_realtime, METH_VARARGS,
-    Journal_seek_realtime__doc__},
-    {"seek_monotonic", (PyCFunction)Journal_seek_monotonic, METH_VARARGS,
-    Journal_seek_monotonic__doc__},
-    {"wait", (PyCFunction)Journal_wait, METH_VARARGS,
-    Journal_wait__doc__},
-    {"seek_cursor", (PyCFunction)Journal_seek_cursor, METH_VARARGS,
-    Journal_seek_cursor__doc__},
-    {"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
-    Journal_query_unique__doc__},
+    {"get_next",        (PyCFunction) Journal_get_next, METH_VARARGS, Journal_get_next__doc__},
+    {"get_previous",    (PyCFunction) Journal_get_previous, METH_VARARGS, Journal_get_previous__doc__},
+    {"add_match",       (PyCFunction) Journal_add_match, METH_VARARGS|METH_KEYWORDS, Journal_add_match__doc__},
+    {"add_disjunction", (PyCFunction) Journal_add_disjunction, METH_NOARGS, Journal_add_disjunction__doc__},
+    {"flush_matches",   (PyCFunction) Journal_flush_matches, METH_NOARGS, Journal_flush_matches__doc__},
+    {"seek",            (PyCFunction) Journal_seek, METH_VARARGS | METH_KEYWORDS,  Journal_seek__doc__},
+    {"seek_realtime",   (PyCFunction) Journal_seek_realtime, METH_VARARGS, Journal_seek_realtime__doc__},
+    {"seek_monotonic",  (PyCFunction) Journal_seek_monotonic, METH_VARARGS, Journal_seek_monotonic__doc__},
+    {"wait",            (PyCFunction) Journal_wait, METH_VARARGS, Journal_wait__doc__},
+    {"seek_cursor",     (PyCFunction) Journal_seek_cursor, METH_VARARGS, Journal_seek_cursor__doc__},
+    {"query_unique",    (PyCFunction) Journal_query_unique, METH_VARARGS, Journal_query_unique__doc__},
     {NULL}  /* Sentinel */
 };
 
 static PyTypeObject JournalType = {
     PyVarObject_HEAD_INIT(NULL, 0)
-    "_reader._Journal",               /*tp_name*/
-    sizeof(Journal),                  /*tp_basicsize*/
-    0,                                /*tp_itemsize*/
-    (destructor)Journal_dealloc,      /*tp_dealloc*/
-    0,                                /*tp_print*/
-    0,                                /*tp_getattr*/
-    0,                                /*tp_setattr*/
-    0,                                /*tp_compare*/
-    0,                                /*tp_repr*/
-    0,                                /*tp_as_number*/
-    0,                                /*tp_as_sequence*/
-    0,                                /*tp_as_mapping*/
-    0,                                /*tp_hash */
-    0,                                /*tp_call*/
-    0,                                /*tp_str*/
-    0,                                /*tp_getattro*/
-    0,                                /*tp_setattro*/
-    0,                                /*tp_as_buffer*/
-    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,/*tp_flags*/
-    Journal__doc__,                   /* tp_doc */
-    0,                                /* tp_traverse */
-    0,                                /* tp_clear */
-    0,                                /* tp_richcompare */
-    0,                                /* tp_weaklistoffset */
-    Journal_iter,                     /* tp_iter */
-    Journal_iternext,                 /* tp_iternext */
-    Journal_methods,                  /* tp_methods */
-    0,                                /* tp_members */
-    Journal_getseters,                /* tp_getset */
-    0,                                /* tp_base */
-    0,                                /* tp_dict */
-    0,                                /* tp_descr_get */
-    0,                                /* tp_descr_set */
-    0,                                /* tp_dictoffset */
-    (initproc)Journal_init,           /* tp_init */
-    0,                                /* tp_alloc */
-    PyType_GenericNew,                /* tp_new */
+    "_reader._Journal",                       /*tp_name*/
+    sizeof(Journal),                          /*tp_basicsize*/
+    0,                                        /*tp_itemsize*/
+    (destructor)Journal_dealloc,              /*tp_dealloc*/
+    0,                                        /*tp_print*/
+    0,                                        /*tp_getattr*/
+    0,                                        /*tp_setattr*/
+    0,                                        /*tp_compare*/
+    0,                                        /*tp_repr*/
+    0,                                        /*tp_as_number*/
+    0,                                        /*tp_as_sequence*/
+    0,                                        /*tp_as_mapping*/
+    0,                                        /*tp_hash */
+    0,                                        /*tp_call*/
+    0,                                        /*tp_str*/
+    0,                                        /*tp_getattro*/
+    0,                                        /*tp_setattro*/
+    0,                                        /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
+    Journal__doc__,                           /* tp_doc */
+    0,                                        /* tp_traverse */
+    0,                                        /* tp_clear */
+    0,                                        /* tp_richcompare */
+    0,                                        /* tp_weaklistoffset */
+    Journal_iter,                             /* tp_iter */
+    Journal_iternext,                         /* tp_iternext */
+    Journal_methods,                          /* tp_methods */
+    0,                                        /* tp_members */
+    Journal_getseters,                        /* tp_getset */
+    0,                                        /* tp_base */
+    0,                                        /* tp_dict */
+    0,                                        /* tp_descr_get */
+    0,                                        /* tp_descr_set */
+    0,                                        /* tp_dictoffset */
+    (initproc) Journal_init,                  /* tp_init */
+    0,                                        /* tp_alloc */
+    PyType_GenericNew,                        /* tp_new */
 };
 
 #define SUMMARY \
@@ -647,13 +703,18 @@ init_reader(void)
 #endif
 
     Py_INCREF(&JournalType);
-    PyModule_AddObject(m, "_Journal", (PyObject *)&JournalType);
-    PyModule_AddIntConstant(m, "NOP", SD_JOURNAL_NOP);
-    PyModule_AddIntConstant(m, "APPEND", SD_JOURNAL_APPEND);
-    PyModule_AddIntConstant(m, "INVALIDATE", SD_JOURNAL_INVALIDATE);
-    PyModule_AddIntConstant(m, "LOCAL_ONLY", SD_JOURNAL_LOCAL_ONLY);
-    PyModule_AddIntConstant(m, "RUNTIME_ONLY", SD_JOURNAL_RUNTIME_ONLY);
-    PyModule_AddIntConstant(m, "SYSTEM_ONLY", SD_JOURNAL_SYSTEM_ONLY);
+    if (PyModule_AddObject(m, "_Journal", (PyObject *) &JournalType) ||
+        PyModule_AddIntConstant(m, "NOP", SD_JOURNAL_NOP) ||
+        PyModule_AddIntConstant(m, "APPEND", SD_JOURNAL_APPEND) ||
+        PyModule_AddIntConstant(m, "INVALIDATE", SD_JOURNAL_INVALIDATE) ||
+        PyModule_AddIntConstant(m, "LOCAL_ONLY", SD_JOURNAL_LOCAL_ONLY) ||
+        PyModule_AddIntConstant(m, "RUNTIME_ONLY", SD_JOURNAL_RUNTIME_ONLY) ||
+        PyModule_AddIntConstant(m, "SYSTEM_ONLY", SD_JOURNAL_SYSTEM_ONLY)) {
+#if PY_MAJOR_VERSION >= 3
+        Py_DECREF(m);
+        return NULL;
+#endif
+    }
 
 #if PY_MAJOR_VERSION >= 3
     return m;
diff --git a/src/python-systemd/id128.c b/src/python-systemd/id128.c
index 42f247d..a6711a5 100644
--- a/src/python-systemd/id128.c
+++ b/src/python-systemd/id128.c
@@ -19,18 +19,13 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include <stdbool.h>
+
 #include <Python.h>
 
 #include <systemd/sd-messages.h>
 
-#define _cleanup_Py_DECREF_ __attribute__((cleanup(cleanup_Py_DECREFp)))
-
-static void cleanup_Py_DECREFp(PyObject **p) {
-        if (!*p)
-                return;
-
-        Py_DECREF(*p);
-}
+#include "pyutil.h"
 
 PyDoc_STRVAR(module__doc__,
              "Python interface to the libsystemd-id128 library.\n\n"
@@ -127,7 +122,10 @@ PyMODINIT_FUNC initid128(void) {
         if (m == NULL)
                 return;
 
+        /* a series of lines like 'add_id() ;' follow */
+#define JOINER ;
 #include "id128-constants.h"
+#undef JOINER
 }
 
 #else
@@ -147,7 +145,14 @@ PyMODINIT_FUNC PyInit_id128(void) {
         if (m == NULL)
                 return NULL;
 
+        if ( /* a series of lines like 'add_id() ||' follow */
+#define JOINER ||
 #include "id128-constants.h"
+#undef JOINER
+                false) {
+                Py_DECREF(m);
+                return NULL;
+        }
 
         return m;
 }
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 4d71564..d94934c 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -19,6 +19,8 @@
 #  You should have received a copy of the GNU Lesser General Public License
 #  along with systemd; If not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import division
+
 import sys as _sys
 import datetime as _datetime
 import functools as _functools
@@ -36,8 +38,8 @@ from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 from . import id128 as _id128
 
-_MONOTONIC_CONVERTER = lambda x: _datetime.timedelta(microseconds=float(x))
-_REALTIME_CONVERTER = lambda x: _datetime.datetime.fromtimestamp(float(x)/1E6)
+_MONOTONIC_CONVERTER = lambda x: _datetime.timedelta(microseconds=x)
+_REALTIME_CONVERTER = lambda x: _datetime.datetime.fromtimestamp(x / 1E6)
 DEFAULT_CONVERTERS = {
     'MESSAGE_ID': _uuid.UUID,
     '_MACHINE_ID': _uuid.UUID,
diff --git a/src/python-systemd/pyutil.c b/src/python-systemd/pyutil.c
new file mode 100644
index 0000000..79065a1
--- /dev/null
+++ b/src/python-systemd/pyutil.c
@@ -0,0 +1,30 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <Python.h>
+#include "pyutil.h"
+
+void cleanup_Py_DECREFp(PyObject **p) {
+        if (!*p)
+                return;
+
+        Py_DECREF(*p);
+}
diff --git a/src/python-systemd/pyutil.h b/src/python-systemd/pyutil.h
new file mode 100644
index 0000000..3b7bc58
--- /dev/null
+++ b/src/python-systemd/pyutil.h
@@ -0,0 +1,29 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifndef Py_TYPE
+/* avoid duplication warnings from errors in Python 2.7 headers */
+# include <Python.h>
+#endif
+
+void cleanup_Py_DECREFp(PyObject **p);
+
+#define _cleanup_Py_DECREF_ __attribute__((cleanup(cleanup_Py_DECREFp)))

commit d426d8c8632ba0be408f8b6b56514b4598abab74
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 21 18:10:08 2013 +0100

    build-sys: upload python documentation to freedesktop.org

diff --git a/Makefile.am b/Makefile.am
index dfe70a5..4ff0cff 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3457,9 +3457,15 @@ PAPER = $(shell cat /etc/papersize 2>/dev/null || echo a4)
 SPHINXOPTS = -D latex_paper_size=$(PAPER)
 sphinx-%:
 	$(AM_V_at)test -n "$(SPHINX_BUILD)" || { echo " *** sphinx-build is not available"; exit 1; }
-	$(AM_V_GEN)PYTHONPATH=$(DESTDIR)$(pyexecdir) $(SPHINX_BUILD) -b $* $(SPHINXOPTS) $(top_srcdir)/src/python-systemd/docs $(top_builddir)/man/python-systemd/
+	$(AM_V_GEN)PYTHONPATH=$(DESTDIR)$(pyexecdir) LD_LIBRARY_PATH=$(DESTDIR)$(libdir) $(SPHINX_BUILD) -b $* $(SPHINXOPTS) $(top_srcdir)/src/python-systemd/docs $(top_builddir)/man/python-systemd/
 	$(AM_V_at)echo Output has been generated in $(abs_top_builddir)/man/python-systemd/
 
+destdir-sphinx: all
+	dir="`mktemp -d /tmp/systemd-install.XXXXXX`" && \
+		$(MAKE) DESTDIR="$$dir" install && \
+	        $(MAKE) DESTDIR="$$dir" sphinx-html && \
+		rm -rf "$$dir"
+
 # ------------------------------------------------------------------------------
 SED_PROCESS = \
 	$(AM_V_GEN)$(MKDIR_P) $(dir $@) && \
@@ -3780,17 +3786,19 @@ upload: all distcheck
 	scp systemd-$(VERSION).tar.xz fdo:/srv/www.freedesktop.org/www/software/systemd/
 	scp man/*.html tango:public/systemd-man/
 
-doc-sync: all
+www_target = www.freedesktop.org:/srv/www.freedesktop.org/www/software/systemd
+doc-sync: all destdir-sphinx
 	gtkdoc-rebase --html-dir=docs/libudev/html --online
-	rsync -av --delete docs/libudev/html/ --omit-dir-times www.freedesktop.org:/srv/www.freedesktop.org/www/software/systemd/libudev/
+	rsync -av --delete docs/libudev/html/ --omit-dir-times $(www_target)/libudev/
 	gtkdoc-rebase --html-dir=docs/gudev/html --online
-	rsync -av --delete docs/gudev/html/ --omit-dir-times www.freedesktop.org:/srv/www.freedesktop.org/www/software/systemd/gudev/
-	rsync -av --delete-excluded --include="*.html" --exclude="*" --omit-dir-times man/ www.freedesktop.org:/srv/www.freedesktop.org/www/software/systemd/man/
+	rsync -av --delete docs/gudev/html/ --omit-dir-times $(www_target)/gudev/
+	rsync -av --delete-excluded --include="*.html" --exclude="*" --omit-dir-times man/ $(www_target)/man/
+	rsync -av --delete --omit-dir-times man/python-systemd/ $(www_target)/man/python-systemd/
 
 git-tag:
 	git tag "v$(VERSION)" -m "systemd $(VERSION)"
 
 install-tree: all
 	rm -rf $(abs_srcdir)/install-tree
-	make install DESTDIR=$(abs_srcdir)/install-tree
+	$(MAKE) install DESTDIR=$(abs_srcdir)/install-tree
 	tree $(abs_srcdir)/install-tree

commit 5c083fa815d7357d107e76ffb9a5161956c3aec5
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 21 15:08:01 2013 +0100

    systemd-python: hide ChainMap import

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 892a56f..4d71564 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -28,7 +28,7 @@ import os as _os
 from os import SEEK_SET, SEEK_CUR, SEEK_END
 import logging as _logging
 if _sys.version_info >= (3,):
-    from collections import ChainMap
+    from collections import ChainMap as _ChainMap
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
 from ._journal import sendv, stream_fd
@@ -112,7 +112,7 @@ class Journal(_Journal):
         """
         super(Journal, self).__init__(flags, path)
         if _sys.version_info >= (3,3):
-            self.converters = ChainMap()
+            self.converters = _ChainMap()
             if converters is not None:
                 self.converters.maps.append(converters)
             self.converters.maps.append(DEFAULT_CONVERTERS)

commit df2795d9f94ec1e17a5b780261b21ac8d9f22101
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 21 15:07:39 2013 +0100

    systemd-python: document attributes
    
    In id128 it would be better to add everything automatically, but
    sphinx cannot do this right now.

diff --git a/src/python-systemd/docs/id128.rst b/src/python-systemd/docs/id128.rst
index e817d80..12c28f3 100644
--- a/src/python-systemd/docs/id128.rst
+++ b/src/python-systemd/docs/id128.rst
@@ -5,3 +5,34 @@
    :members:
    :undoc-members:
    :inherited-members:
+
+   .. autoattribute:: systemd.id128.SD_MESSAGE_COREDUMP
+   .. autoattribute:: systemd.id128.SD_MESSAGE_FORWARD_SYSLOG_MISSED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_HIBERNATE_KEY
+   .. autoattribute:: systemd.id128.SD_MESSAGE_JOURNAL_DROPPED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_JOURNAL_MISSED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_JOURNAL_START
+   .. autoattribute:: systemd.id128.SD_MESSAGE_JOURNAL_STOP
+   .. autoattribute:: systemd.id128.SD_MESSAGE_LID_CLOSED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_LID_OPENED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_OVERMOUNTING
+   .. autoattribute:: systemd.id128.SD_MESSAGE_POWER_KEY
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SEAT_START
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SEAT_STOP
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SESSION_START
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SESSION_STOP
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SHUTDOWN
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SLEEP_START
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SLEEP_STOP
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SPAWN_FAILED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_STARTUP_FINISHED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_SUSPEND_KEY
+   .. autoattribute:: systemd.id128.SD_MESSAGE_TIMEZONE_CHANGE
+   .. autoattribute:: systemd.id128.SD_MESSAGE_TIME_CHANGE
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_FAILED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_RELOADED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_RELOADING
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_STARTED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_STARTING
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_STOPPED
+   .. autoattribute:: systemd.id128.SD_MESSAGE_UNIT_STOPPING
diff --git a/src/python-systemd/docs/journal.rst b/src/python-systemd/docs/journal.rst
index 89728a2..9d627ce 100644
--- a/src/python-systemd/docs/journal.rst
+++ b/src/python-systemd/docs/journal.rst
@@ -22,3 +22,26 @@ Accessing the Journal
    :inherited-members:
 
    .. automethod:: __init__
+
+.. autoattribute:: systemd.journal.DEFAULT_CONVERTERS
+
+Whence constants
+~~~~~~~~~~~~~~~~
+
+.. autoattribute:: systemd.journal.SEEK_SET
+.. autoattribute:: systemd.journal.SEEK_CUR
+.. autoattribute:: systemd.journal.SEEK_END
+
+Journal access types
+~~~~~~~~~~~~~~~~~~~~
+
+.. autoattribute:: systemd.journal.LOCAL_ONLY
+.. autoattribute:: systemd.journal.RUNTIME_ONLY
+.. autoattribute:: systemd.journal.SYSTEM_ONLY
+
+Journal event types
+~~~~~~~~~~~~~~~~~~~
+
+.. autoattribute:: systemd.journal.NOP
+.. autoattribute:: systemd.journal.APPEND
+.. autoattribute:: systemd.journal.INVALIDATE

commit a244c095c2fc18095ec793b52a72f3a40d9973e3
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Thu Feb 21 14:23:57 2013 +0100

    systemd-python: use PyModule_AddObject in id128

diff --git a/src/python-systemd/id128.c b/src/python-systemd/id128.c
index 04db786..42f247d 100644
--- a/src/python-systemd/id128.c
+++ b/src/python-systemd/id128.c
@@ -106,13 +106,13 @@ static PyMethodDef methods[] = {
 };
 
 static int add_id(PyObject *module, const char* name, sd_id128_t id) {
-        PyObject _cleanup_Py_DECREF_ *obj;
+        PyObject *obj;
 
         obj = make_uuid(id);
         if (!obj)
                 return -1;
 
-        return PyObject_SetAttrString(module, name, obj);
+        return PyModule_AddObject(module, name, obj);
 }
 
 #pragma GCC diagnostic push

commit 603c0b7b14a6b59a87ede20b2fdb6765e773c0ed
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Wed Feb 20 09:20:35 2013 +0100

    build-sys: make sphinx support uncoditional
    
    It needs to be invoked explicitly, so there's no need to check
    explicitly.

diff --git a/Makefile.am b/Makefile.am
index fc7e8c4..dfe70a5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3453,13 +3453,12 @@ BUILT_SOURCES += \
 	src/python-systemd/id128-constants.h
 endif
 
-if ENABLE_SPHINX
 PAPER = $(shell cat /etc/papersize 2>/dev/null || echo a4)
 SPHINXOPTS = -D latex_paper_size=$(PAPER)
 sphinx-%:
+	$(AM_V_at)test -n "$(SPHINX_BUILD)" || { echo " *** sphinx-build is not available"; exit 1; }
 	$(AM_V_GEN)PYTHONPATH=$(DESTDIR)$(pyexecdir) $(SPHINX_BUILD) -b $* $(SPHINXOPTS) $(top_srcdir)/src/python-systemd/docs $(top_builddir)/man/python-systemd/
 	$(AM_V_at)echo Output has been generated in $(abs_top_builddir)/man/python-systemd/
-endif
 
 # ------------------------------------------------------------------------------
 SED_PROCESS = \
diff --git a/configure.ac b/configure.ac
index 5737c65..397ce82 100644
--- a/configure.ac
+++ b/configure.ac
@@ -176,23 +176,11 @@ AS_IF([test "x$with_python" != "xno"], [
               PYTHON_LIBS="`$PYTHON_CONFIG --ldflags`"
               AC_SUBST(PYTHON_CFLAGS)
               AC_SUBST(PYTHON_LIBS)
+              AC_PATH_PROGS(SPHINX_BUILD, sphinx-build-${PYTHON_VERSION} sphinx-build)
         ])
 ])
 AM_CONDITIONAL([HAVE_PYTHON_DEVEL], [test "$have_python_devel" = "yes"])
 
-AC_ARG_ENABLE(sphinx, AS_HELP_STRING([--enable-sphinx],
-              [use sphinx to build documentation for python-systemd]))
-AS_IF([test "x$enable_sphinx" = "xyes"], [
-        AC_PATH_PROGS(SPHINX_BUILD, sphinx-build-${PYTHON_VERSION} sphinx-build)
-        AS_IF([test -z "$SPHINX_BUILD"], [
-              AC_MSG_ERROR([*** sphinx build requested, but sphinx-build not found])
-        ])
-        AS_IF([test "x$have_python_devel" != "xyes"], [
-              AC_MSG_ERROR([*** sphinx build requested, but python support not enabled])
-        ])
-])
-AM_CONDITIONAL(ENABLE_SPHINX, [test "x$enable_sphinx" = "xyes"])
-
 # ------------------------------------------------------------------------------
 
 AC_SEARCH_LIBS([mq_open], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
@@ -915,7 +903,6 @@ AC_MSG_RESULT([
         Python Headers:          ${have_python_devel}
         man pages:               ${have_manpages}
         gtk-doc:                 ${enable_gtk_doc}
-        sphinx documentation:    ${enable_sphinx}
         Split /usr:              ${enable_split_usr}
         SysV compatibility:      ${SYSTEM_SYSV_COMPAT}
 

commit 2c07646764384545e5303222729d5ff93dec4347
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Tue Feb 19 23:03:32 2013 -0500

    systemd-python: polish the docstrings

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 1bca116..207b9e7 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -68,10 +68,8 @@ static void Journal_dealloc(Journal* self)
 }
 
 PyDoc_STRVAR(Journal__doc__,
-             "Journal([flags][,path]) -> ...\n"
-             "Journal instance\n\n"
-             "Returns instance of Journal, which allows filtering and return\n"
-             "of journal entries.\n"
+             "Journal([flags][,path]) -> ...\n\n"
+             "Journal allows filtering and retrieval of Journal entries.\n"
              "Argument `flags` sets open flags of the journal, which can be one\n"
              "of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
              "journal on local machine only; RUNTIME_ONLY opens only\n"
@@ -79,7 +77,7 @@ PyDoc_STRVAR(Journal__doc__,
              "journal files of system services and the kernel.\n"
              "Argument `path` is the directory of journal files. Note that\n"
              "currently flags are ignored when `path` is present as they are\n"
-             " not relevant.");
+             "not relevant.");
 static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 {
     int flags = SD_JOURNAL_LOCAL_ONLY, r;
@@ -103,7 +101,7 @@ static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 PyDoc_STRVAR(Journal_get_next__doc__,
              "get_next([skip]) -> dict\n\n"
              "Return dictionary of the next log entry. Optional skip value will\n"
-             "return the `skip`th log entry.");
+             "return the `skip`\\-th log entry.");
 static PyObject* Journal_get_next(Journal *self, PyObject *args)
 {
     PyObject *dict;
@@ -208,7 +206,7 @@ static PyObject* Journal_get_next(Journal *self, PyObject *args)
 PyDoc_STRVAR(Journal_get_previous__doc__,
              "get_previous([skip]) -> dict\n\n"
              "Return dictionary of the previous log entry. Optional skip value\n"
-             "will return the -`skip`th log entry. Equivalent to get_next(-skip).");
+             "will return the -`skip`\\-th log entry. Equivalent to get_next(-skip).");
 static PyObject* Journal_get_previous(Journal *self, PyObject *args)
 {
     int64_t skip = 1LL;
@@ -222,8 +220,8 @@ static PyObject* Journal_get_previous(Journal *self, PyObject *args)
 PyDoc_STRVAR(Journal_add_match__doc__,
              "add_match(match) -> None\n\n"
              "Add a match to filter journal log entries. All matches of different\n"
-             "fields are combined in logical AND, and matches of the same field\n"
-             "are automatically combined in logical OR.\n"
+             "fields are combined with logical AND, and matches of the same field\n"
+             "are automatically combined with logical OR.\n"
              "Match is a string of the form \"FIELD=value\".");
 static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 {
@@ -242,8 +240,7 @@ static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keyw
 
 PyDoc_STRVAR(Journal_add_disjunction__doc__,
              "add_disjunction() -> None\n\n"
-             "Once called, all matches before and after are combined in logical\n"
-             "OR.");
+             "Inserts a logical OR between matches added before and afterwards.");
 static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
 {
     int r;
@@ -256,7 +253,7 @@ static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
 
 PyDoc_STRVAR(Journal_flush_matches__doc__,
              "flush_matches() -> None\n\n"
-             "Clears all current match filters.");
+             "Clear all current match filters.");
 static PyObject* Journal_flush_matches(Journal *self, PyObject *args)
 {
     sd_journal_flush_matches(self->j);
@@ -265,7 +262,7 @@ static PyObject* Journal_flush_matches(Journal *self, PyObject *args)
 
 PyDoc_STRVAR(Journal_seek__doc__,
              "seek(offset[, whence]) -> None\n\n"
-             "Seek through journal by `offset` number of entries. Argument\n"
+             "Jump `offset` entries in the journal. Argument\n"
              "`whence` defines what the offset is relative to:\n"
              "os.SEEK_SET (default) from first match in journal;\n"
              "os.SEEK_CUR from current position in journal;\n"
@@ -393,11 +390,11 @@ static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_wait__doc__,
-             "wait([timeout]) -> Change state (integer)\n\n"
-             "Waits until there is a change in the journal. Argument `timeout`\n"
-             "is the maximum number of seconds to wait before returning\n"
-             "regardless if journal has changed. If `timeout` is not given or is\n"
-             "0, then it will block forever.\n"
+             "wait([timeout]) -> state change (integer)\n\n"
+             "Wait for a change in the journal. Argument `timeout` specifies\n"
+             "the maximum number of seconds to wait before returning\n"
+             "regardless of wheter the journal has changed. If `timeout` is not given\n"
+             "or is 0, then block forever.\n"
              "Will return constants: NOP if no change; APPEND if new\n"
              "entries have been added to the end of the journal; and\n"
              "INVALIDATE if journal files have been added or removed.");
@@ -420,7 +417,7 @@ static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
 
 PyDoc_STRVAR(Journal_seek_cursor__doc__,
              "seek_cursor(cursor) -> None\n\n"
-             "Seeks to journal entry by given unique reference `cursor`.");
+             "Seek to journal entry by given unique reference `cursor`.");
 static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
 {
     const char *cursor;
@@ -463,8 +460,8 @@ static PyObject* Journal_iternext(PyObject *self)
 
 PyDoc_STRVAR(Journal_query_unique__doc__,
              "query_unique(field) -> a set of values\n\n"
-             "Returns a set of unique values in journal for given `field`.\n"
-             "Note this does not respect any journal matches.");
+             "Return a set of unique values appearing in journal for the\n"
+             "given `field`. Note this does not respect any journal matches.");
 static PyObject* Journal_query_unique(Journal *self, PyObject *args)
 {
     char *query;
@@ -497,6 +494,11 @@ static PyObject* Journal_query_unique(Journal *self, PyObject *args)
     return value_set;
 }
 
+PyDoc_STRVAR(data_threshold__doc__,
+             "Threshold for field size truncation.\n\n"
+             "Fields longer than this will be truncated to the threshold size.\n"
+             "Defaults to 64Kb.");
+
 static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
 {
     size_t cvalue;
@@ -528,7 +530,7 @@ static PyGetSetDef Journal_getseters[] = {
     {(char*) "data_threshold",
      (getter)Journal_get_data_threshold,
      (setter)Journal_set_data_threshold,
-     (char*) "data threshold",
+     (char*) data_threshold__doc__,
      NULL},
     {NULL}
 };
@@ -600,11 +602,14 @@ static PyTypeObject JournalType = {
     PyType_GenericNew,                /* tp_new */
 };
 
+#define SUMMARY \
+    "Module that reads the systemd journal similar to journalctl."
+
 #if PY_MAJOR_VERSION >= 3
 static PyModuleDef _reader_module = {
     PyModuleDef_HEAD_INIT,
     "_reader",
-    "Module that reads systemd journal similar to journalctl.",
+    SUMMARY,
     -1,
     NULL, NULL, NULL, NULL, NULL
 };
@@ -636,8 +641,7 @@ init_reader(void)
     if (m == NULL)
         return NULL;
 #else
-    m = Py_InitModule3("_reader", NULL,
-                   "Module that reads systemd journal similar to journalctl.");
+    m = Py_InitModule3("_reader", NULL, SUMMARY);
     if (m == NULL)
         return;
 #endif
diff --git a/src/python-systemd/id128.c b/src/python-systemd/id128.c
index f82b0af..04db786 100644
--- a/src/python-systemd/id128.c
+++ b/src/python-systemd/id128.c
@@ -35,24 +35,24 @@ static void cleanup_Py_DECREFp(PyObject **p) {
 PyDoc_STRVAR(module__doc__,
              "Python interface to the libsystemd-id128 library.\n\n"
              "Provides SD_MESSAGE_* constants and functions to query and generate\n"
-             "128bit unique identifiers."
+             "128-bit unique identifiers."
 );
 
 PyDoc_STRVAR(randomize__doc__,
              "randomize() -> UUID\n\n"
-             "Return a new random 128bit unique identifier.\n"
+             "Return a new random 128-bit unique identifier.\n"
              "Wraps sd_id128_randomize(3)."
 );
 
 PyDoc_STRVAR(get_machine__doc__,
              "get_machine() -> UUID\n\n"
-             "Return a 128bit unique identifier for this machine.\n"
+             "Return a 128-bit unique identifier for this machine.\n"
              "Wraps sd_id128_get_machine(3)."
 );
 
 PyDoc_STRVAR(get_boot__doc__,
              "get_boot() -> UUID\n\n"
-             "Return a 128bit unique identifier for this boot.\n"
+             "Return a 128-bit unique identifier for this boot.\n"
              "Wraps sd_id128_get_boot(3)."
 );
 
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index d63722b..892a56f 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -90,12 +90,11 @@ class Journal(_Journal):
     >>> myjournal.add_boot_match(journal.CURRENT_BOOT)
     >>> myjournal.add_loglevel_matches(journal.LOG_ERR)
     >>> myjournal.add_match(_SYSTEMD_UNIT="systemd-udevd.service")
-    >>> from __future__ import print_function
     >>> for entry in myjournal:
     ...    print(entry['MESSAGE'])
 
-    See man page "systemd.journal-fields" for more info on
-    typical fields found in the journal.
+    See systemd.journal-fields(7) for more info on typical fields
+    found in the journal.
     """
     def __init__(self, converters=None, flags=LOCAL_ONLY, path=None):
         """Creates instance of Journal, which allows filtering and
@@ -123,7 +122,7 @@ class Journal(_Journal):
                 self.converters.update(converters)
 
     def _convert_field(self, key, value):
-        """ Convert value based on callable from self.converters
+        """Convert value based on callable from self.converters
         based of field/key"""
         try:
             result = self.converters[key](value)
@@ -137,7 +136,7 @@ class Journal(_Journal):
         return result
 
     def _convert_entry(self, entry):
-        """ Convert entire journal entry utilising _covert_field"""
+        """Convert entire journal entry utilising _covert_field"""
         result = {}
         for key, value in entry.items():
             if isinstance(value, list):
@@ -149,44 +148,56 @@ class Journal(_Journal):
     def add_match(self, *args, **kwargs):
         """Add one or more matches to the filter journal log entries.
         All matches of different field are combined in a logical AND,
-        and matches of the smae field are automatically combined in a
+        and matches of the same field are automatically combined in a
         logical OR.
-        Matches can be passed as strings of form "field=value", or
-        keyword arguments field="value"."""
+        Matches can be passed as strings of form "FIELD=value", or
+        keyword arguments FIELD="value".
+        """
         args = list(args)
         args.extend(_make_line(key, val) for key, val in kwargs.items())
         for arg in args:
             super(Journal, self).add_match(arg)
 
     def get_next(self, skip=1):
-        """Return dictionary of the next log entry. Optional skip value
-        will return the `skip`th log entry.
-        Returned will be journal entry dictionary processed with
-        converters."""
+        """Return the next log entry as a dictionary of fields.
+
+        Optional skip value will return the `skip`\-th log entry.
+
+        Entries will be processed with converters specified during
+        Journal creation.
+        """
         return self._convert_entry(
             super(Journal, self).get_next(skip))
 
     def query_unique(self, field):
-        """Returns a set of unique values in journal for given `field`,
-        processed with converters.
-        Note this does not respect any journal matches."""
+        """Return unique values appearing in the Journal for given `field`.
+
+        Note this does not respect any journal matches.
+
+        Entries will be processed with converters specified during
+        Journal creation.
+        """
         return set(self._convert_field(field, value)
             for value in super(Journal, self).query_unique(field))
 
     def seek_realtime(self, realtime):
-        """Seek to nearest matching journal entry to `realtime`.
-        Argument `realtime` can must be either an integer unix timestamp
-        or datetime.datetime instance."""
+        """Seek to a matching journal entry nearest to `realtime` time.
+
+        Argument `realtime` must be either an integer unix timestamp
+        or datetime.datetime instance.
+        """
         if isinstance(realtime, _datetime.datetime):
             realtime = float(realtime.strftime("%s.%f"))
         return super(Journal, self).seek_realtime(realtime)
 
     def seek_monotonic(self, monotonic, bootid=None):
-        """Seek to nearest matching journal entry to `monotonic`.
-        Argument `monotonic` is a timestamp from boot in either seconds
-        or a datetime.timedelta instance.
-        Argument `bootid` is a string or UUID representing which boot the
-        monotonic time is reference to. Defaults to current bootid."""
+        """Seek to a matching journal entry nearest to `monotonic` time.
+
+        Argument `monotonic` is a timestamp from boot in either
+        seconds or a datetime.timedelta instance. Argument `bootid`
+        is a string or UUID representing which boot the monotonic time
+        is reference to. Defaults to current bootid.
+        """
         if isinstance(monotonic, _datetime.timedelta):
             monotonic = monotonic.totalseconds()
         if isinstance(bootid, _uuid.UUID):
@@ -194,7 +205,8 @@ class Journal(_Journal):
         return super(Journal, self).seek_monotonic(monotonic, bootid)
 
     def log_level(self, level):
-        """Sets maximum log `level` by setting matches for PRIORITY."""
+        """Set maximum log `level` by setting matches for PRIORITY.
+        """
         if 0 <= level <= 7:
             for i in range(level+1):
                 self.add_match(PRIORITY="%s" % i)
@@ -202,10 +214,13 @@ class Journal(_Journal):
             raise ValueError("Log level must be 0 <= level <= 7")
 
     def messageid_match(self, messageid):
-        """Sets match filter for log entries for specified `messageid`.
-        `messageid` can be string or UUID instance.
-        Standard message IDs can be found in systemd.id128
-        Equivalent to add_match(MESSAGE_ID=`messageid`)."""
+        """Add match for log entries with specified `messageid`.
+
+        `messageid` can be string of hexadicimal digits or a UUID
+        instance. Standard message IDs can be found in systemd.id128.
+
+        Equivalent to add_match(MESSAGE_ID=`messageid`).
+        """
         if isinstance(messageid, _uuid.UUID):
             messageid = messageid.get_hex()
         self.add_match(MESSAGE_ID=messageid)

commit 33ed3769b5ef0e50966061bbc023a05e206396b9
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Tue Feb 19 22:22:03 2013 -0500

    systemd-python: indenation and style tweaks

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index d0ccb91..1bca116 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -1,4 +1,4 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+/*-*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*-*/
 
 /***
   This file is part of systemd.
@@ -61,28 +61,26 @@ static int set_error(int r, const char* path, const char* invalid_message) {
     return 1;
 }
 
-static void
-Journal_dealloc(Journal* self)
+static void Journal_dealloc(Journal* self)
 {
     sd_journal_close(self->j);
     Py_TYPE(self)->tp_free((PyObject*)self);
 }
 
 PyDoc_STRVAR(Journal__doc__,
-"Journal([flags][,path]) -> ...\n"
-"Journal instance\n\n"
-"Returns instance of Journal, which allows filtering and return\n"
-"of journal entries.\n"
-"Argument `flags` sets open flags of the journal, which can be one\n"
-"of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
-"journal on local machine only; RUNTIME_ONLY opens only\n"
-"volatile journal files; and SYSTEM_ONLY opens only\n"
-"journal files of system services and the kernel.\n"
-"Argument `path` is the directory of journal files. Note that\n"
-"currently flags are ignored when `path` is present as they are\n"
-" not relevant.");
-static int
-Journal_init(Journal *self, PyObject *args, PyObject *keywds)
+             "Journal([flags][,path]) -> ...\n"
+             "Journal instance\n\n"
+             "Returns instance of Journal, which allows filtering and return\n"
+             "of journal entries.\n"
+             "Argument `flags` sets open flags of the journal, which can be one\n"
+             "of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
+             "journal on local machine only; RUNTIME_ONLY opens only\n"
+             "volatile journal files; and SYSTEM_ONLY opens only\n"
+             "journal files of system services and the kernel.\n"
+             "Argument `path` is the directory of journal files. Note that\n"
+             "currently flags are ignored when `path` is present as they are\n"
+             " not relevant.");
+static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 {
     int flags = SD_JOURNAL_LOCAL_ONLY, r;
     char *path = NULL;
@@ -103,11 +101,10 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 }
 
 PyDoc_STRVAR(Journal_get_next__doc__,
-"get_next([skip]) -> dict\n\n"
-"Return dictionary of the next log entry. Optional skip value will\n"
-"return the `skip`th log entry.");
-static PyObject *
-Journal_get_next(Journal *self, PyObject *args)
+             "get_next([skip]) -> dict\n\n"
+             "Return dictionary of the next log entry. Optional skip value will\n"
+             "return the `skip`th log entry.");
+static PyObject* Journal_get_next(Journal *self, PyObject *args)
 {
     PyObject *dict;
     const void *msg;
@@ -116,7 +113,7 @@ Journal_get_next(Journal *self, PyObject *args)
     PyObject *key, *value, *cur_value, *tmp_list;
 
     int64_t skip = 1LL, r = -EINVAL;
-    if (! PyArg_ParseTuple(args, "|L", &skip))
+    if (!PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
     if (skip == 0LL) {
@@ -209,14 +206,13 @@ Journal_get_next(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_get_previous__doc__,
-"get_previous([skip]) -> dict\n\n"
-"Return dictionary of the previous log entry. Optional skip value\n"
-"will return the -`skip`th log entry. Equivalent to get_next(-skip).");
-static PyObject *
-Journal_get_previous(Journal *self, PyObject *args)
+             "get_previous([skip]) -> dict\n\n"
+             "Return dictionary of the previous log entry. Optional skip value\n"
+             "will return the -`skip`th log entry. Equivalent to get_next(-skip).");
+static PyObject* Journal_get_previous(Journal *self, PyObject *args)
 {
-    int64_t skip=1LL;
-    if (! PyArg_ParseTuple(args, "|L", &skip))
+    int64_t skip = 1LL;
+    if (!PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
     return PyObject_CallMethod((PyObject *)self, (char*) "get_next",
@@ -224,13 +220,12 @@ Journal_get_previous(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_add_match__doc__,
-"add_match(match) -> None\n\n"
-"Add a match to filter journal log entries. All matches of different\n"
-"fields are combined in logical AND, and matches of the same field\n"
-"are automatically combined in logical OR.\n"
-"Match is string of form \"field=value\".");
-static PyObject *
-Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
+             "add_match(match) -> None\n\n"
+             "Add a match to filter journal log entries. All matches of different\n"
+             "fields are combined in logical AND, and matches of the same field\n"
+             "are automatically combined in logical OR.\n"
+             "Match is a string of the form \"FIELD=value\".");
+static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 {
     char *match;
     int match_len, r;
@@ -246,11 +241,10 @@ Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 }
 
 PyDoc_STRVAR(Journal_add_disjunction__doc__,
-"add_disjunction() -> None\n\n"
-"Once called, all matches before and after are combined in logical\n"
-"OR.");
-static PyObject *
-Journal_add_disjunction(Journal *self, PyObject *args)
+             "add_disjunction() -> None\n\n"
+             "Once called, all matches before and after are combined in logical\n"
+             "OR.");
+static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
 {
     int r;
     r = sd_journal_add_disjunction(self->j);
@@ -261,24 +255,22 @@ Journal_add_disjunction(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_flush_matches__doc__,
-"flush_matches() -> None\n\n"
-"Clears all current match filters.");
-static PyObject *
-Journal_flush_matches(Journal *self, PyObject *args)
+             "flush_matches() -> None\n\n"
+             "Clears all current match filters.");
+static PyObject* Journal_flush_matches(Journal *self, PyObject *args)
 {
     sd_journal_flush_matches(self->j);
     Py_RETURN_NONE;
 }
 
 PyDoc_STRVAR(Journal_seek__doc__,
-"seek(offset[, whence]) -> None\n\n"
-"Seek through journal by `offset` number of entries. Argument\n"
-"`whence` defines what the offset is relative to:\n"
-"os.SEEK_SET (default) from first match in journal;\n"
-"os.SEEK_CUR from current position in journal;\n"
-"and os.SEEK_END is from last match in journal.");
-static PyObject *
-Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
+             "seek(offset[, whence]) -> None\n\n"
+             "Seek through journal by `offset` number of entries. Argument\n"
+             "`whence` defines what the offset is relative to:\n"
+             "os.SEEK_SET (default) from first match in journal;\n"
+             "os.SEEK_CUR from current position in journal;\n"
+             "and os.SEEK_END is from last match in journal.");
+static PyObject* Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 {
     int64_t offset;
     int whence = SEEK_SET;
@@ -330,11 +322,10 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 }
 
 PyDoc_STRVAR(Journal_seek_realtime__doc__,
-"seek_realtime(realtime) -> None\n\n"
-"Seek to nearest matching journal entry to `realtime`. Argument\n"
-"`realtime` can must be an integer unix timestamp.");
-static PyObject *
-Journal_seek_realtime(Journal *self, PyObject *args)
+             "seek_realtime(realtime) -> None\n\n"
+             "Seek to nearest matching journal entry to `realtime`. Argument\n"
+             "`realtime` can must be an integer unix timestamp.");
+static PyObject* Journal_seek_realtime(Journal *self, PyObject *args)
 {
     double timedouble;
     uint64_t timestamp;
@@ -358,21 +349,20 @@ Journal_seek_realtime(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_seek_monotonic__doc__,
-"seek_monotonic(monotonic[, bootid]) -> None\n\n"
-"Seek to nearest matching journal entry to `monotonic`. Argument\n"
-"`monotonic` is an timestamp from boot in seconds.\n"
-"Argument `bootid` is a string representing which boot the\n"
-"monotonic time is reference to. Defaults to current bootid.");
-static PyObject *
-Journal_seek_monotonic(Journal *self, PyObject *args)
+             "seek_monotonic(monotonic[, bootid]) -> None\n\n"
+             "Seek to nearest matching journal entry to `monotonic`. Argument\n"
+             "`monotonic` is an timestamp from boot in seconds.\n"
+             "Argument `bootid` is a string representing which boot the\n"
+             "monotonic time is reference to. Defaults to current bootid.");
+static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
 {
     double timedouble;
-    char *bootid=NULL;
+    char *bootid = NULL;
     uint64_t timestamp;
     sd_id128_t sd_id;
     int r;
 
-    if (! PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
+    if (!PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
         return NULL;
 
     timestamp = (uint64_t) (timedouble * 1.0E6);
@@ -403,16 +393,15 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_wait__doc__,
-"wait([timeout]) -> Change state (integer)\n\n"
-"Waits until there is a change in the journal. Argument `timeout`\n"
-"is the maximum number of seconds to wait before returning\n"
-"regardless if journal has changed. If `timeout` is not given or is\n"
-"0, then it will block forever.\n"
-"Will return constants: NOP if no change; APPEND if new\n"
-"entries have been added to the end of the journal; and\n"
-"INVALIDATE if journal files have been added or removed.");
-static PyObject *
-Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
+             "wait([timeout]) -> Change state (integer)\n\n"
+             "Waits until there is a change in the journal. Argument `timeout`\n"
+             "is the maximum number of seconds to wait before returning\n"
+             "regardless if journal has changed. If `timeout` is not given or is\n"
+             "0, then it will block forever.\n"
+             "Will return constants: NOP if no change; APPEND if new\n"
+             "entries have been added to the end of the journal; and\n"
+             "INVALIDATE if journal files have been added or removed.");
+static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
 {
     int r;
     int64_t timeout = 0LL;
@@ -430,15 +419,14 @@ Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
 }
 
 PyDoc_STRVAR(Journal_seek_cursor__doc__,
-"seek_cursor(cursor) -> None\n\n"
-"Seeks to journal entry by given unique reference `cursor`.");
-static PyObject *
-Journal_seek_cursor(Journal *self, PyObject *args)
+             "seek_cursor(cursor) -> None\n\n"
+             "Seeks to journal entry by given unique reference `cursor`.");
+static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
 {
     const char *cursor;
     int r;
 
-    if (! PyArg_ParseTuple(args, "s", &cursor))
+    if (!PyArg_ParseTuple(args, "s", &cursor))
         return NULL;
 
     Py_BEGIN_ALLOW_THREADS
@@ -449,15 +437,13 @@ Journal_seek_cursor(Journal *self, PyObject *args)
     Py_RETURN_NONE;
 }
 
-static PyObject *
-Journal_iter(PyObject *self)
+static PyObject* Journal_iter(PyObject *self)
 {
     Py_INCREF(self);
     return self;
 }
 
-static PyObject *
-Journal_iternext(PyObject *self)
+static PyObject* Journal_iternext(PyObject *self)
 {
     PyObject *dict;
     Py_ssize_t dict_size;
@@ -476,11 +462,10 @@ Journal_iternext(PyObject *self)
 }
 
 PyDoc_STRVAR(Journal_query_unique__doc__,
-"query_unique(field) -> a set of values\n\n"
-"Returns a set of unique values in journal for given `field`.\n"
-"Note this does not respect any journal matches.");
-static PyObject *
-Journal_query_unique(Journal *self, PyObject *args)
+             "query_unique(field) -> a set of values\n\n"
+             "Returns a set of unique values in journal for given `field`.\n"
+             "Note this does not respect any journal matches.");
+static PyObject* Journal_query_unique(Journal *self, PyObject *args)
 {
     char *query;
     int r;
@@ -488,7 +473,7 @@ Journal_query_unique(Journal *self, PyObject *args)
     size_t uniq_len;
     PyObject *value_set, *key, *value;
 
-    if (! PyArg_ParseTuple(args, "s", &query))
+    if (!PyArg_ParseTuple(args, "s", &query))
         return NULL;
 
     Py_BEGIN_ALLOW_THREADS
@@ -512,8 +497,7 @@ Journal_query_unique(Journal *self, PyObject *args)
     return value_set;
 }
 
-static PyObject *
-Journal_get_data_threshold(Journal *self, void *closure)
+static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
 {
     size_t cvalue;
     int r;
@@ -525,8 +509,7 @@ Journal_get_data_threshold(Journal *self, void *closure)
     return long_FromSize_t(cvalue);
 }
 
-static int
-Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
+static int Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
 {
     int r;
     if (value == NULL) {

commit 0d92ee93dcf2f524f31eb2484157209022c68e3c
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Tue Feb 19 22:11:02 2013 -0500

    systemd-python: downgrade _reader.c to C89

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index c6f29f5..d0ccb91 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -84,7 +84,7 @@ PyDoc_STRVAR(Journal__doc__,
 static int
 Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 {
-    int flags = SD_JOURNAL_LOCAL_ONLY;
+    int flags = SD_JOURNAL_LOCAL_ONLY, r;
     char *path = NULL;
 
     static const char* const kwlist[] = {"flags", "path", NULL};
@@ -92,13 +92,11 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
                                      &flags, &path))
         return 1;
 
-    int r;
     Py_BEGIN_ALLOW_THREADS
-    if (path) {
+    if (path)
         r = sd_journal_open_directory(&self->j, path, 0);
-    }else{
+    else
         r = sd_journal_open(&self->j, flags);
-    }
     Py_END_ALLOW_THREADS
 
     return set_error(r, path, "Invalid flags or path");
@@ -111,26 +109,30 @@ PyDoc_STRVAR(Journal_get_next__doc__,
 static PyObject *
 Journal_get_next(Journal *self, PyObject *args)
 {
-    int64_t skip=1LL;
+    PyObject *dict;
+    const void *msg;
+    size_t msg_len;
+    const char *delim_ptr;
+    PyObject *key, *value, *cur_value, *tmp_list;
+
+    int64_t skip = 1LL, r = -EINVAL;
     if (! PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
     if (skip == 0LL) {
-        PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
+        PyErr_SetString(PyExc_ValueError, "skip must be nonzero");
         return NULL;
     }
 
-    int r = -EINVAL;
     Py_BEGIN_ALLOW_THREADS
-    if (skip == 1LL) {
+    if (skip == 1LL)
         r = sd_journal_next(self->j);
-    }else if (skip == -1LL) {
+    else if (skip == -1LL)
         r = sd_journal_previous(self->j);
-    }else if (skip > 1LL) {
+    else if (skip > 1LL)
         r = sd_journal_next_skip(self->j, skip);
-    }else if (skip < -1LL) {
+    else if (skip < -1LL)
         r = sd_journal_previous_skip(self->j, -skip);
-    }
     Py_END_ALLOW_THREADS
 
     set_error(r, NULL, NULL);
@@ -139,14 +141,8 @@ Journal_get_next(Journal *self, PyObject *args)
     else if (r == 0) /* EOF */
         return PyDict_New();
 
-    PyObject *dict;
     dict = PyDict_New();
 
-    const void *msg;
-    size_t msg_len;
-    const char *delim_ptr;
-    PyObject *key, *value, *cur_value, *tmp_list;
-
     SD_JOURNAL_FOREACH_DATA(self->j, msg, msg_len) {
         delim_ptr = memchr(msg, '=', msg_len);
         key = unicode_FromStringAndSize(msg, delim_ptr - (const char*) msg);
@@ -169,38 +165,44 @@ Journal_get_next(Journal *self, PyObject *args)
         Py_DECREF(value);
     }
 
-    uint64_t realtime;
-    if (sd_journal_get_realtime_usec(self->j, &realtime) == 0) {
-        char realtime_str[20];
-        sprintf(realtime_str, "%llu", (long long unsigned) realtime);
-        key = unicode_FromString("__REALTIME_TIMESTAMP");
-        value = PyBytes_FromString(realtime_str);
-        PyDict_SetItem(dict, key, value);
-        Py_DECREF(key);
-        Py_DECREF(value);
+    {
+        uint64_t realtime;
+        if (sd_journal_get_realtime_usec(self->j, &realtime) == 0) {
+            char realtime_str[20];
+            sprintf(realtime_str, "%llu", (long long unsigned) realtime);
+            key = unicode_FromString("__REALTIME_TIMESTAMP");
+            value = PyBytes_FromString(realtime_str);
+            PyDict_SetItem(dict, key, value);
+            Py_DECREF(key);
+            Py_DECREF(value);
+        }
     }
 
-    sd_id128_t sd_id;
-    uint64_t monotonic;
-    if (sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id) == 0) {
-        char monotonic_str[20];
-        sprintf(monotonic_str, "%llu", (long long unsigned) monotonic);
-        key = unicode_FromString("__MONOTONIC_TIMESTAMP");
-        value = PyBytes_FromString(monotonic_str);
-
-        PyDict_SetItem(dict, key, value);
-        Py_DECREF(key);
-        Py_DECREF(value);
+    {
+        sd_id128_t sd_id;
+        uint64_t monotonic;
+        if (sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id) == 0) {
+            char monotonic_str[20];
+            sprintf(monotonic_str, "%llu", (long long unsigned) monotonic);
+            key = unicode_FromString("__MONOTONIC_TIMESTAMP");
+            value = PyBytes_FromString(monotonic_str);
+
+            PyDict_SetItem(dict, key, value);
+            Py_DECREF(key);
+            Py_DECREF(value);
+        }
     }
 
-    char *cursor;
-    if (sd_journal_get_cursor(self->j, &cursor) > 0) { //Should return 0...
-        key = unicode_FromString("__CURSOR");
-        value = PyBytes_FromString(cursor);
-        PyDict_SetItem(dict, key, value);
-        free(cursor);
-        Py_DECREF(key);
-        Py_DECREF(value);
+    {
+        char *cursor;
+        if (sd_journal_get_cursor(self->j, &cursor) > 0) { //Should return 0...
+            key = unicode_FromString("__CURSOR");
+            value = PyBytes_FromString(cursor);
+            PyDict_SetItem(dict, key, value);
+            free(cursor);
+            Py_DECREF(key);
+            Py_DECREF(value);
+        }
     }
 
     return dict;
@@ -231,11 +233,10 @@ static PyObject *
 Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 {
     char *match;
-    int match_len;
-    if (! PyArg_ParseTuple(args, "s#", &match, &match_len))
+    int match_len, r;
+    if (!PyArg_ParseTuple(args, "s#", &match, &match_len))
         return NULL;
 
-    int r;
     r = sd_journal_add_match(self->j, match, match_len);
     set_error(r, NULL, "Invalid match");
     if (r < 0)
@@ -280,15 +281,16 @@ static PyObject *
 Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 {
     int64_t offset;
-    int whence=SEEK_SET;
+    int whence = SEEK_SET;
+    PyObject *result = NULL;
 
     static const char* const kwlist[] = {"offset", "whence", NULL};
     if (!PyArg_ParseTupleAndKeywords(args, keywds, "L|i", (char**) kwlist,
                                      &offset, &whence))
         return NULL;
 
-    PyObject *result=NULL;
-    if (whence == SEEK_SET){
+    switch(whence) {
+    case SEEK_SET: {
         int r;
         Py_BEGIN_ALLOW_THREADS
         r = sd_journal_seek_head(self->j);
@@ -296,14 +298,16 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         if (set_error(r, NULL, NULL))
             return NULL;
 
-        if (offset > 0LL) {
+        if (offset > 0LL)
             result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
                                          (char*) "L", offset);
-        }
-    }else if (whence == SEEK_CUR){
+        break;
+    }
+    case SEEK_CUR:
         result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
                                      (char*) "L", offset);
-    }else if (whence == SEEK_END){
+        break;
+    case SEEK_END: {
         int r;
         Py_BEGIN_ALLOW_THREADS
         r = sd_journal_seek_tail(self->j);
@@ -311,14 +315,11 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         if (set_error(r, NULL, NULL))
             return NULL;
 
-        if (offset < 0LL) {
-            result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
-                                         (char*) "L", offset);
-        }else{
-            result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
-                                         (char*) "L", -1LL);
-        }
-    }else{
+        result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                                     (char*) "L", offset < 0LL ? offset : -1LL);
+        break;
+    }
+    default:
         PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
     }
 
@@ -336,18 +337,18 @@ static PyObject *
 Journal_seek_realtime(Journal *self, PyObject *args)
 {
     double timedouble;
-    if (! PyArg_ParseTuple(args, "d", &timedouble))
+    uint64_t timestamp;
+    int r;
+
+    if (!PyArg_ParseTuple(args, "d", &timedouble))
         return NULL;
 
-    uint64_t timestamp;
     timestamp = (uint64_t) (timedouble * 1.0E6);
-
     if ((int64_t) timestamp < 0LL) {
-        PyErr_SetString(PyExc_ValueError, "Time must be positive integer");
+        PyErr_SetString(PyExc_ValueError, "Time must be a positive integer");
         return NULL;
     }
 
-    int r;
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_realtime_usec(self->j, timestamp);
     Py_END_ALLOW_THREADS
@@ -367,10 +368,13 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
 {
     double timedouble;
     char *bootid=NULL;
+    uint64_t timestamp;
+    sd_id128_t sd_id;
+    int r;
+
     if (! PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
         return NULL;
 
-    uint64_t timestamp;
     timestamp = (uint64_t) (timedouble * 1.0E6);
 
     if ((int64_t) timestamp < 0LL) {
@@ -378,8 +382,6 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
         return NULL;
     }
 
-    sd_id128_t sd_id;
-    int r;
     if (bootid) {
         r = sd_id128_from_string(bootid, &sd_id);
         if (set_error(r, NULL, "Invalid bootid"))
@@ -434,10 +436,11 @@ static PyObject *
 Journal_seek_cursor(Journal *self, PyObject *args)
 {
     const char *cursor;
+    int r;
+
     if (! PyArg_ParseTuple(args, "s", &cursor))
         return NULL;
 
-    int r;
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_cursor(self->j, cursor);
     Py_END_ALLOW_THREADS
@@ -480,24 +483,26 @@ static PyObject *
 Journal_query_unique(Journal *self, PyObject *args)
 {
     char *query;
+    int r;
+    const void *uniq;
+    size_t uniq_len;
+    PyObject *value_set, *key, *value;
+
     if (! PyArg_ParseTuple(args, "s", &query))
         return NULL;
 
-    int r;
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_query_unique(self->j, query);
     Py_END_ALLOW_THREADS
     if (set_error(r, NULL, "Invalid field name"))
         return NULL;
 
-    const void *uniq;
-    size_t uniq_len;
-    const char *delim_ptr;
-    PyObject *value_set, *key, *value;
     value_set = PySet_New(0);
     key = unicode_FromString(query);
 
     SD_JOURNAL_FOREACH_UNIQUE(self->j, uniq, uniq_len) {
+        const char *delim_ptr;
+
         delim_ptr = memchr(uniq, '=', uniq_len);
         value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
         PySet_Add(value_set, value);
@@ -523,15 +528,15 @@ Journal_get_data_threshold(Journal *self, void *closure)
 static int
 Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
 {
+    int r;
     if (value == NULL) {
         PyErr_SetString(PyExc_TypeError, "Cannot delete data threshold");
         return -1;
     }
     if (!long_Check(value)){
-        PyErr_SetString(PyExc_TypeError, "Data threshold must be int");
+        PyErr_SetString(PyExc_TypeError, "Data threshold must be an int");
         return -1;
     }
-    int r;
     r = sd_journal_set_data_threshold(self->j, (size_t) long_AsLong(value));
     return set_error(r, NULL, NULL);
 }

commit 118bf4bad88366fc210a92561b3bf056630a3592
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Tue Feb 19 21:58:54 2013 -0500

    systemd-python: add casts and fix unused variable warnings in _reader

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 6504396..c6f29f5 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -84,12 +84,12 @@ PyDoc_STRVAR(Journal__doc__,
 static int
 Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 {
-    int flags=SD_JOURNAL_LOCAL_ONLY;
-    char *path=NULL;
+    int flags = SD_JOURNAL_LOCAL_ONLY;
+    char *path = NULL;
 
-    static char *kwlist[] = {"flags", "path", NULL};
-    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iz", kwlist,
-                                      &flags, &path))
+    static const char* const kwlist[] = {"flags", "path", NULL};
+    if (!PyArg_ParseTupleAndKeywords(args, keywds, "|iz", (char**) kwlist,
+                                     &flags, &path))
         return 1;
 
     int r;
@@ -217,7 +217,8 @@ Journal_get_previous(Journal *self, PyObject *args)
     if (! PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
-    return PyObject_CallMethod((PyObject *)self, "get_next", "L", -skip);
+    return PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                               (char*) "L", -skip);
 }
 
 PyDoc_STRVAR(Journal_add_match__doc__,
@@ -280,10 +281,10 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 {
     int64_t offset;
     int whence=SEEK_SET;
-    static char *kwlist[] = {"offset", "whence", NULL};
 
-    if (! PyArg_ParseTupleAndKeywords(args, keywds, "L|i", kwlist,
-                                      &offset, &whence))
+    static const char* const kwlist[] = {"offset", "whence", NULL};
+    if (!PyArg_ParseTupleAndKeywords(args, keywds, "L|i", (char**) kwlist,
+                                     &offset, &whence))
         return NULL;
 
     PyObject *result=NULL;
@@ -296,10 +297,12 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             return NULL;
 
         if (offset > 0LL) {
-            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
+            result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                                         (char*) "L", offset);
         }
     }else if (whence == SEEK_CUR){
-        result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
+        result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                                     (char*) "L", offset);
     }else if (whence == SEEK_END){
         int r;
         Py_BEGIN_ALLOW_THREADS
@@ -309,9 +312,11 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             return NULL;
 
         if (offset < 0LL) {
-            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
+            result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                                         (char*) "L", offset);
         }else{
-            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", -1LL);
+            result = PyObject_CallMethod((PyObject *)self, (char*) "get_next",
+                                         (char*) "L", -1LL);
         }
     }else{
         PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
@@ -407,11 +412,12 @@ PyDoc_STRVAR(Journal_wait__doc__,
 static PyObject *
 Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
 {
-    int64_t timeout=0LL;
-    if (! PyArg_ParseTuple(args, "|L", &timeout))
+    int r;
+    int64_t timeout = 0LL;
+
+    if (!PyArg_ParseTuple(args, "|L", &timeout))
         return NULL;
 
-    int r;
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_wait(self->j, timeout ==0 ? (uint64_t) -1 : timeout * 1E6);
     Py_END_ALLOW_THREADS
@@ -453,7 +459,7 @@ Journal_iternext(PyObject *self)
     PyObject *dict;
     Py_ssize_t dict_size;
 
-    dict = PyObject_CallMethod(self, "get_next", "");
+    dict = PyObject_CallMethod(self, (char*) "get_next", (char*) "");
     if (PyErr_Occurred())
         return NULL;
     dict_size = PyDict_Size(dict);
@@ -505,7 +511,6 @@ static PyObject *
 Journal_get_data_threshold(Journal *self, void *closure)
 {
     size_t cvalue;
-    PyObject *value;
     int r;
 
     r = sd_journal_get_data_threshold(self->j, &cvalue);
@@ -532,11 +537,11 @@ Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
 }
 
 static PyGetSetDef Journal_getseters[] = {
-    {"data_threshold",
-    (getter)Journal_get_data_threshold,
-    (setter)Journal_set_data_threshold,
-    "data threshold",
-    NULL},
+    {(char*) "data_threshold",
+     (getter)Journal_get_data_threshold,
+     (setter)Journal_set_data_threshold,
+     (char*) "data threshold",
+     NULL},
     {NULL}
 };
 
@@ -617,11 +622,14 @@ static PyModuleDef _reader_module = {
 };
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-prototypes"
+
 PyMODINIT_FUNC
 #if PY_MAJOR_VERSION >= 3
 PyInit__reader(void)
 #else
-init_reader(void) 
+init_reader(void)
 #endif
 {
     PyObject* m;
@@ -659,3 +667,5 @@ init_reader(void)
     return m;
 #endif
 }
+
+#pragma GCC diagnostic pop

commit ecb6dfe117a8890a86c7e586fb2315bf44aed882
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sat Feb 16 21:54:09 2013 -0500

    systemd-python: wrap some python differences using macros

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 65ca06b..6504396 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -24,6 +24,23 @@
 #include <structmember.h>
 #include <datetime.h>
 
+#if PY_MAJOR_VERSION >=3
+# define unicode_FromStringAndSize PyUnicode_FromStringAndSize
+# define unicode_FromString PyUnicode_FromString
+# define long_FromLong PyLong_FromLong
+# define long_FromSize_t PyLong_FromSize_t
+# define long_Check PyLong_Check
+# define long_AsLong PyLong_AsLong
+#else
+/* Python 3 type naming convention is used */
+# define unicode_FromStringAndSize PyString_FromStringAndSize
+# define unicode_FromString PyString_FromString
+# define long_FromLong PyInt_FromLong
+# define long_FromSize_t PyInt_FromSize_t
+# define long_Check PyInt_Check
+# define long_AsLong PyInt_AsLong
+#endif
+
 typedef struct {
     PyObject_HEAD
     sd_journal *j;
@@ -132,11 +149,7 @@ Journal_get_next(Journal *self, PyObject *args)
 
     SD_JOURNAL_FOREACH_DATA(self->j, msg, msg_len) {
         delim_ptr = memchr(msg, '=', msg_len);
-#if PY_MAJOR_VERSION >=3
-        key = PyUnicode_FromStringAndSize(msg, delim_ptr - (const char*) msg);
-#else
-        key = PyString_FromStringAndSize(msg, delim_ptr - (const char*) msg);
-#endif
+        key = unicode_FromStringAndSize(msg, delim_ptr - (const char*) msg);
         value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
         if (PyDict_Contains(dict, key)) {
             cur_value = PyDict_GetItem(dict, key);
@@ -160,12 +173,7 @@ Journal_get_next(Journal *self, PyObject *args)
     if (sd_journal_get_realtime_usec(self->j, &realtime) == 0) {
         char realtime_str[20];
         sprintf(realtime_str, "%llu", (long long unsigned) realtime);
-
-#if PY_MAJOR_VERSION >=3
-        key = PyUnicode_FromString("__REALTIME_TIMESTAMP");
-#else
-        key = PyString_FromString("__REALTIME_TIMESTAMP");
-#endif
+        key = unicode_FromString("__REALTIME_TIMESTAMP");
         value = PyBytes_FromString(realtime_str);
         PyDict_SetItem(dict, key, value);
         Py_DECREF(key);
@@ -177,11 +185,7 @@ Journal_get_next(Journal *self, PyObject *args)
     if (sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id) == 0) {
         char monotonic_str[20];
         sprintf(monotonic_str, "%llu", (long long unsigned) monotonic);
-#if PY_MAJOR_VERSION >=3
-        key = PyUnicode_FromString("__MONOTONIC_TIMESTAMP");
-#else
-        key = PyString_FromString("__MONOTONIC_TIMESTAMP");
-#endif
+        key = unicode_FromString("__MONOTONIC_TIMESTAMP");
         value = PyBytes_FromString(monotonic_str);
 
         PyDict_SetItem(dict, key, value);
@@ -191,11 +195,7 @@ Journal_get_next(Journal *self, PyObject *args)
 
     char *cursor;
     if (sd_journal_get_cursor(self->j, &cursor) > 0) { //Should return 0...
-#if PY_MAJOR_VERSION >=3
-        key = PyUnicode_FromString("__CURSOR");
-#else
-        key = PyString_FromString("__CURSOR");
-#endif
+        key = unicode_FromString("__CURSOR");
         value = PyBytes_FromString(cursor);
         PyDict_SetItem(dict, key, value);
         free(cursor);
@@ -418,11 +418,7 @@ Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
     if (set_error(r, NULL, NULL))
         return NULL;
 
-#if PY_MAJOR_VERSION >=3
-    return PyLong_FromLong(r);
-#else
-    return PyInt_FromLong(r);
-#endif
+    return long_FromLong(r);
 }
 
 PyDoc_STRVAR(Journal_seek_cursor__doc__,
@@ -493,12 +489,7 @@ Journal_query_unique(Journal *self, PyObject *args)
     const char *delim_ptr;
     PyObject *value_set, *key, *value;
     value_set = PySet_New(0);
-
-#if PY_MAJOR_VERSION >=3
-    key = PyUnicode_FromString(query);
-#else
-    key = PyString_FromString(query);
-#endif
+    key = unicode_FromString(query);
 
     SD_JOURNAL_FOREACH_UNIQUE(self->j, uniq, uniq_len) {
         delim_ptr = memchr(uniq, '=', uniq_len);
@@ -521,12 +512,7 @@ Journal_get_data_threshold(Journal *self, void *closure)
     if (set_error(r, NULL, NULL))
         return NULL;
 
-#if PY_MAJOR_VERSION >=3
-    value = PyLong_FromSize_t(cvalue);
-#else
-    value = PyInt_FromSize_t(cvalue);
-#endif
-    return value;
+    return long_FromSize_t(cvalue);
 }
 
 static int
@@ -536,20 +522,12 @@ Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
         PyErr_SetString(PyExc_TypeError, "Cannot delete data threshold");
         return -1;
     }
-#if PY_MAJOR_VERSION >=3
-    if (! PyLong_Check(value)){
-#else
-    if (! PyInt_Check(value)){
-#endif
+    if (!long_Check(value)){
         PyErr_SetString(PyExc_TypeError, "Data threshold must be int");
         return -1;
     }
     int r;
-#if PY_MAJOR_VERSION >=3
-    r = sd_journal_set_data_threshold(self->j, (size_t) PyLong_AsLong(value));
-#else
-    r = sd_journal_set_data_threshold(self->j, (size_t) PyInt_AsLong(value));
-#endif
+    r = sd_journal_set_data_threshold(self->j, (size_t) long_AsLong(value));
     return set_error(r, NULL, NULL);
 }
 

commit e82e4f4562f2c6e9d2949d6357ff24154f758426
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sun Feb 17 11:26:10 2013 -0500

    systemd-python: introduce error setting helper

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index b754014..65ca06b 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -30,6 +30,20 @@ typedef struct {
 } Journal;
 static PyTypeObject JournalType;
 
+static int set_error(int r, const char* path, const char* invalid_message) {
+    if (r >= 0)
+        return r;
+    if (r == -EINVAL && invalid_message)
+        PyErr_SetString(PyExc_ValueError, invalid_message);
+    else if (r == -ENOMEM)
+        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+    else {
+        errno = -r;
+        PyErr_SetFromErrnoWithFilename(PyExc_OSError, path);
+    }
+    return 1;
+}
+
 static void
 Journal_dealloc(Journal* self)
 {
@@ -69,16 +83,8 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
         r = sd_journal_open(&self->j, flags);
     }
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
-                            r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrnoWithFilename(errtype, path);
-        return -1;
-    }
 
-    return 0;
+    return set_error(r, path, "Invalid flags or path");
 }
 
 PyDoc_STRVAR(Journal_get_next__doc__,
@@ -110,13 +116,11 @@ Journal_get_next(Journal *self, PyObject *args)
     }
     Py_END_ALLOW_THREADS
 
-    if (r < 0) {
-        errno = -r;
-        PyErr_SetFromErrno(PyExc_OSError);
+    set_error(r, NULL, NULL);
+    if (r < 0)
         return NULL;
-    }else if ( r == 0) { //EOF
+    else if (r == 0) /* EOF */
         return PyDict_New();
-    }
 
     PyObject *dict;
     dict = PyDict_New();
@@ -232,14 +236,9 @@ Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 
     int r;
     r = sd_journal_add_match(self->j, match, match_len);
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
-                            r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrno(errtype);
-        return NULL;
-    }
+    set_error(r, NULL, "Invalid match");
+    if (r < 0)
+            return NULL;
 
     Py_RETURN_NONE;
 }
@@ -253,13 +252,9 @@ Journal_add_disjunction(Journal *self, PyObject *args)
 {
     int r;
     r = sd_journal_add_disjunction(self->j);
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrno(errtype);
+    set_error(r, NULL, NULL);
+    if (r < 0)
         return NULL;
-    }
     Py_RETURN_NONE;
 }
 
@@ -297,11 +292,9 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         Py_BEGIN_ALLOW_THREADS
         r = sd_journal_seek_head(self->j);
         Py_END_ALLOW_THREADS
-        if (r < 0) {
-            errno = -r;
-            PyErr_SetFromErrno(PyExc_OSError);
+        if (set_error(r, NULL, NULL))
             return NULL;
-        }
+
         if (offset > 0LL) {
             result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
         }
@@ -312,11 +305,9 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         Py_BEGIN_ALLOW_THREADS
         r = sd_journal_seek_tail(self->j);
         Py_END_ALLOW_THREADS
-        if (r < 0) {
-            errno = -r;
-            PyErr_SetFromErrno(PyExc_OSError);
+        if (set_error(r, NULL, NULL))
             return NULL;
-        }
+
         if (offset < 0LL) {
             result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
         }else{
@@ -355,11 +346,8 @@ Journal_seek_realtime(Journal *self, PyObject *args)
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_realtime_usec(self->j, timestamp);
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyErr_SetFromErrno(PyExc_OSError);
+    if (set_error(r, NULL, NULL))
         return NULL;
-    }
     Py_RETURN_NONE;
 }
 
@@ -389,37 +377,24 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
     int r;
     if (bootid) {
         r = sd_id128_from_string(bootid, &sd_id);
-        if (r == -EINVAL) {
-            PyErr_SetString(PyExc_ValueError, "Invalid bootid");
+        if (set_error(r, NULL, "Invalid bootid"))
             return NULL;
-        }else if (r < 0) {
-            errno = -r;
-            PyErr_SetFromErrno(PyExc_OSError);
-            return NULL;
-        }
-    }else{
+    } else {
+        Py_BEGIN_ALLOW_THREADS
         r = sd_id128_get_boot(&sd_id);
-        if (r == -EIO) {
-            PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
-            return NULL;
-        }else if (r < 0) {
-            errno = -r;
-            PyErr_SetFromErrno(PyExc_OSError);
+        Py_END_ALLOW_THREADS
+        if (set_error(r, NULL, NULL))
             return NULL;
-        }
     }
 
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_monotonic_usec(self->j, sd_id, timestamp);
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyErr_SetFromErrno(PyExc_OSError);
+    if (set_error(r, NULL, NULL))
         return NULL;
-    }
     Py_RETURN_NONE;
 }
- 
+
 PyDoc_STRVAR(Journal_wait__doc__,
 "wait([timeout]) -> Change state (integer)\n\n"
 "Waits until there is a change in the journal. Argument `timeout`\n"
@@ -438,19 +413,11 @@ Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
 
     int r;
     Py_BEGIN_ALLOW_THREADS
-    if ( timeout == 0LL) {
-        r = sd_journal_wait(self->j, (uint64_t) -1);
-    }else{
-        r = sd_journal_wait(self->j, timeout * 1E6);
-    }
+    r = sd_journal_wait(self->j, timeout ==0 ? (uint64_t) -1 : timeout * 1E6);
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrno(errtype);
+    if (set_error(r, NULL, NULL))
         return NULL;
-    }
+
 #if PY_MAJOR_VERSION >=3
     return PyLong_FromLong(r);
 #else
@@ -472,14 +439,8 @@ Journal_seek_cursor(Journal *self, PyObject *args)
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_cursor(self->j, cursor);
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
-                            r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrno(errtype);
+    if (set_error(r, NULL, "Invalid cursor"))
         return NULL;
-    }
     Py_RETURN_NONE;
 }
 
@@ -524,14 +485,8 @@ Journal_query_unique(Journal *self, PyObject *args)
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_query_unique(self->j, query);
     Py_END_ALLOW_THREADS
-    if (r < 0) {
-        errno = -r;
-        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
-                            r == -ENOMEM ? PyExc_MemoryError :
-                            PyExc_OSError;
-        PyErr_SetFromErrno(errtype);
+    if (set_error(r, NULL, "Invalid field name"))
         return NULL;
-    }
 
     const void *uniq;
     size_t uniq_len;
@@ -563,11 +518,8 @@ Journal_get_data_threshold(Journal *self, void *closure)
     int r;
 
     r = sd_journal_get_data_threshold(self->j, &cvalue);
-    if (r < 0) {
-        errno = -r;
-        PyErr_SetFromErrno(PyExc_OSError);
+    if (set_error(r, NULL, NULL))
         return NULL;
-    }
 
 #if PY_MAJOR_VERSION >=3
     value = PyLong_FromSize_t(cvalue);
@@ -598,12 +550,7 @@ Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
 #else
     r = sd_journal_set_data_threshold(self->j, (size_t) PyInt_AsLong(value));
 #endif
-    if (r < 0) {
-        errno = -r;
-        PyErr_SetFromErrno(PyExc_OSError);
-        return -1;
-    }
-    return 0;
+    return set_error(r, NULL, NULL);
 }
 
 static PyGetSetDef Journal_getseters[] = {

commit cac40fbe240565c9431f3f535b0523bd3a7fe225
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Tue Feb 19 20:39:45 2013 +0000

    systemd-python: Added doc string for Journal

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 5c5f5ca..d63722b 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -79,6 +79,24 @@ else:
     _convert_unicode = _functools.partial(unicode, encoding='utf-8')
 
 class Journal(_Journal):
+    """Journal allows the access and filtering of systemd journal
+    entries. Note that in order to access the system journal, a
+    non-root user must be in the `adm` group.
+
+    Example usage to print out all error or higher level messages
+    for systemd-udevd for the boot:
+
+    >>> myjournal = journal.Journal()
+    >>> myjournal.add_boot_match(journal.CURRENT_BOOT)
+    >>> myjournal.add_loglevel_matches(journal.LOG_ERR)
+    >>> myjournal.add_match(_SYSTEMD_UNIT="systemd-udevd.service")
+    >>> from __future__ import print_function
+    >>> for entry in myjournal:
+    ...    print(entry['MESSAGE'])
+
+    See man page "systemd.journal-fields" for more info on
+    typical fields found in the journal.
+    """
     def __init__(self, converters=None, flags=LOCAL_ONLY, path=None):
         """Creates instance of Journal, which allows filtering and
         return of journal entries.

commit eccc9e74d2258e094882614db39bce9d7d1c9510
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Tue Feb 19 20:37:55 2013 +0000

    systemd-python: Journal convert_unicode exception handling change
    
    Rather than catch all, is now limited to UnicodeDecodeError

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index d61c30e..5c5f5ca 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -113,7 +113,7 @@ class Journal(_Journal):
             # Default conversion in unicode
             try:
                 result = _convert_unicode(value)
-            except:
+            except UnicodeDecodeError:
                 # Leave in default bytes
                 result = value
         return result

commit 89d9a233890a11eb4e6bd3960fff20d8a5afd8ae
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sun Feb 17 17:46:01 2013 +0000

    systemd-python: add Journal method to add MESSAGE_ID match

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 4f42928..d61c30e 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -183,6 +183,15 @@ class Journal(_Journal):
         else:
             raise ValueError("Log level must be 0 <= level <= 7")
 
+    def messageid_match(self, messageid):
+        """Sets match filter for log entries for specified `messageid`.
+        `messageid` can be string or UUID instance.
+        Standard message IDs can be found in systemd.id128
+        Equivalent to add_match(MESSAGE_ID=`messageid`)."""
+        if isinstance(messageid, _uuid.UUID):
+            messageid = messageid.get_hex()
+        self.add_match(MESSAGE_ID=messageid)
+
     def this_boot(self, bootid=None):
         """Add match for _BOOT_ID equal to current boot ID or the specified boot ID.
 

commit 6d0c634ca32c772c72b0bb4207866e2a35f4eadb
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sun Feb 17 14:27:59 2013 +0000

    systemd-python: fix memory leak in _reader and minor bugs
    
    iternext now checks for error from get_next, and changed a DECREF to
    XDECREF rather than NULL check

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 70676ac..b754014 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -326,8 +326,7 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
     }
 
-    if (result)
-        Py_DECREF(result);
+    Py_XDECREF(result);
     if (PyErr_Occurred())
         return NULL;
     Py_RETURN_NONE;
@@ -498,6 +497,8 @@ Journal_iternext(PyObject *self)
     Py_ssize_t dict_size;
 
     dict = PyObject_CallMethod(self, "get_next", "");
+    if (PyErr_Occurred())
+        return NULL;
     dict_size = PyDict_Size(dict);
     if ((int64_t) dict_size > 0LL) {
         return dict;

commit c71f26eba57a8263dc28c99f9f446e0a75307f34
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sun Feb 17 11:55:45 2013 +0000

    systemd-python: update Journal python docstrings

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 481da24..70676ac 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -57,7 +57,7 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
     char *path=NULL;
 
     static char *kwlist[] = {"flags", "path", NULL};
-    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|is", kwlist,
+    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iz", kwlist,
                                       &flags, &path))
         return 1;
 
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index a50922c..4f42928 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -79,21 +79,34 @@ else:
     _convert_unicode = _functools.partial(unicode, encoding='utf-8')
 
 class Journal(_Journal):
-    def __init__(self, converters=None, *args, **kwargs):
-        super(Journal, self).__init__(*args, **kwargs)
-        if sys.version_info >= (3,3):
+    def __init__(self, converters=None, flags=LOCAL_ONLY, path=None):
+        """Creates instance of Journal, which allows filtering and
+        return of journal entries.
+        Argument `converters` is a dictionary which updates the
+        DEFAULT_CONVERTERS to convert journal field values.
+        Argument `flags` sets open flags of the journal, which can be one
+        of, or ORed combination of constants: LOCAL_ONLY (default) opens
+        journal on local machine only; RUNTIME_ONLY opens only
+        volatile journal files; and SYSTEM_ONLY opens only
+        journal files of system services and the kernel.
+        Argument `path` is the directory of journal files. Note that
+        currently flags are ignored when `path` is present as they are
+        currently not relevant.
+        """
+        super(Journal, self).__init__(flags, path)
         if _sys.version_info >= (3,3):
             self.converters = ChainMap()
             if converters is not None:
                 self.converters.maps.append(converters)
             self.converters.maps.append(DEFAULT_CONVERTERS)
         else:
-            # suitable fallback, e.g.
             self.converters = DEFAULT_CONVERTERS.copy()
             if converters is not None:
                 self.converters.update(converters)
 
     def _convert_field(self, key, value):
+        """ Convert value based on callable from self.converters
+        based of field/key"""
         try:
             result = self.converters[key](value)
         except:
@@ -106,6 +119,7 @@ class Journal(_Journal):
         return result
 
     def _convert_entry(self, entry):
+        """ Convert entire journal entry utilising _covert_field"""
         result = {}
         for key, value in entry.items():
             if isinstance(value, list):
@@ -115,31 +129,54 @@ class Journal(_Journal):
         return result
 
     def add_match(self, *args, **kwargs):
+        """Add one or more matches to the filter journal log entries.
+        All matches of different field are combined in a logical AND,
+        and matches of the smae field are automatically combined in a
+        logical OR.
+        Matches can be passed as strings of form "field=value", or
+        keyword arguments field="value"."""
         args = list(args)
         args.extend(_make_line(key, val) for key, val in kwargs.items())
         for arg in args:
             super(Journal, self).add_match(arg)
 
     def get_next(self, skip=1):
+        """Return dictionary of the next log entry. Optional skip value
+        will return the `skip`th log entry.
+        Returned will be journal entry dictionary processed with
+        converters."""
         return self._convert_entry(
             super(Journal, self).get_next(skip))
 
-    def query_unique(self, key):
-        return set(self._convert_field(key, value)
-            for value in super(Journal, self).query_unique(key))
-
-    def seek_realtime(self, timestamp):
+    def query_unique(self, field):
+        """Returns a set of unique values in journal for given `field`,
+        processed with converters.
+        Note this does not respect any journal matches."""
+        return set(self._convert_field(field, value)
+            for value in super(Journal, self).query_unique(field))
+
+    def seek_realtime(self, realtime):
+        """Seek to nearest matching journal entry to `realtime`.
+        Argument `realtime` can must be either an integer unix timestamp
+        or datetime.datetime instance."""
         if isinstance(realtime, _datetime.datetime):
-            timestamp = float(timestamp.strftime("%s.%f"))
-        return super(Journal, self).seek_realtime(timestamp)
-
-    def seek_monotonic(self, timestamp, bootid=None):
+            realtime = float(realtime.strftime("%s.%f"))
+        return super(Journal, self).seek_realtime(realtime)
+
+    def seek_monotonic(self, monotonic, bootid=None):
+        """Seek to nearest matching journal entry to `monotonic`.
+        Argument `monotonic` is a timestamp from boot in either seconds
+        or a datetime.timedelta instance.
+        Argument `bootid` is a string or UUID representing which boot the
+        monotonic time is reference to. Defaults to current bootid."""
         if isinstance(monotonic, _datetime.timedelta):
-            timestamp = timestamp.totalseconds()
-        return super(Journal, self).seek_monotonic(timestamp, bootid)
+            monotonic = monotonic.totalseconds()
+        if isinstance(bootid, _uuid.UUID):
+            bootid = bootid.get_hex()
+        return super(Journal, self).seek_monotonic(monotonic, bootid)
 
     def log_level(self, level):
-        """Sets maximum log level by setting matches for PRIORITY."""
+        """Sets maximum log `level` by setting matches for PRIORITY."""
         if 0 <= level <= 7:
             for i in range(level+1):
                 self.add_match(PRIORITY="%s" % i)
@@ -149,7 +186,9 @@ class Journal(_Journal):
     def this_boot(self, bootid=None):
         """Add match for _BOOT_ID equal to current boot ID or the specified boot ID.
 
-        bootid should be either a UUID or a 32 digit hex number.
+        If specified, bootid should be either a UUID or a 32 digit hex number.
+
+        Equivalent to add_match(_BOOT_ID='bootid').
         """
         if bootid is None:
             bootid = _id128.get_boot().hex
@@ -160,7 +199,9 @@ class Journal(_Journal):
     def this_machine(self, machineid=None):
         """Add match for _MACHINE_ID equal to the ID of this machine.
 
-        bootid should be either a UUID or a 32 digit hex number.
+        If specified, machineid should be either a UUID or a 32 digit hex number.
+
+        Equivalent to add_match(_MACHINE_ID='machineid').
         """
         if machineid is None:
             machineid = _id128.get_machine().hex

commit b835982344834085a47254f0cd8cc437b7678719
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sun Feb 17 11:53:09 2013 +0000

    systemd-python: tidy up import names in journal

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index c16cbdc..481da24 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -642,7 +642,7 @@ static PyMethodDef Journal_methods[] = {
 
 static PyTypeObject JournalType = {
     PyVarObject_HEAD_INIT(NULL, 0)
-    "_reader.Journal",           /*tp_name*/
+    "_reader._Journal",               /*tp_name*/
     sizeof(Journal),                  /*tp_basicsize*/
     0,                                /*tp_itemsize*/
     (destructor)Journal_dealloc,      /*tp_dealloc*/
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 60c8111..a50922c 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -19,14 +19,15 @@
 #  You should have received a copy of the GNU Lesser General Public License
 #  along with systemd; If not, see <http://www.gnu.org/licenses/>.
 
-import datetime
-import functools
-import sys
-import uuid
+import sys as _sys
+import datetime as _datetime
+import functools as _functools
+import uuid as _uuid
 import traceback as _traceback
 import os as _os
+from os import SEEK_SET, SEEK_CUR, SEEK_END
 import logging as _logging
-if sys.version_info >= (3,):
+if _sys.version_info >= (3,):
     from collections import ChainMap
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
@@ -35,10 +36,12 @@ from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 from . import id128 as _id128
 
-_MONOTONIC_CONVERTER = lambda x: datetime.timedelta(microseconds=float(x))
-_REALTIME_CONVERTER = lambda x: datetime.datetime.fromtimestamp(float(x)/1E6)
+_MONOTONIC_CONVERTER = lambda x: _datetime.timedelta(microseconds=float(x))
+_REALTIME_CONVERTER = lambda x: _datetime.datetime.fromtimestamp(float(x)/1E6)
 DEFAULT_CONVERTERS = {
-    'MESSAGE_ID': uuid.UUID,
+    'MESSAGE_ID': _uuid.UUID,
+    '_MACHINE_ID': _uuid.UUID,
+    '_BOOT_ID': _uuid.UUID,
     'PRIORITY': int,
     'LEADER': int,
     'SESSION_ID': int,
@@ -70,15 +73,16 @@ DEFAULT_CONVERTERS = {
     'COREDUMP_TIMESTAMP': _REALTIME_CONVERTER,
 }
 
-if sys.version_info >= (3,):
-    _convert_unicode = functools.partial(str, encoding='utf-8')
+if _sys.version_info >= (3,):
+    _convert_unicode = _functools.partial(str, encoding='utf-8')
 else:
-    _convert_unicode = functools.partial(unicode, encoding='utf-8')
+    _convert_unicode = _functools.partial(unicode, encoding='utf-8')
 
 class Journal(_Journal):
     def __init__(self, converters=None, *args, **kwargs):
         super(Journal, self).__init__(*args, **kwargs)
         if sys.version_info >= (3,3):
+        if _sys.version_info >= (3,3):
             self.converters = ChainMap()
             if converters is not None:
                 self.converters.maps.append(converters)
@@ -125,12 +129,12 @@ class Journal(_Journal):
             for value in super(Journal, self).query_unique(key))
 
     def seek_realtime(self, timestamp):
-        if isinstance(timestamp, datetime.datetime):
+        if isinstance(realtime, _datetime.datetime):
             timestamp = float(timestamp.strftime("%s.%f"))
         return super(Journal, self).seek_realtime(timestamp)
 
     def seek_monotonic(self, timestamp, bootid=None):
-        if isinstance(timestamp, datetime.timedelta):
+        if isinstance(monotonic, _datetime.timedelta):
             timestamp = timestamp.totalseconds()
         return super(Journal, self).seek_monotonic(timestamp, bootid)
 

commit 301ae164b7478ee1f153ddd529093dcf0e61933d
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sun Feb 17 11:48:13 2013 +0000

    systemd-python: Journal this_boot/machine now accepts ID

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index ab8661e..60c8111 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -142,13 +142,28 @@ class Journal(_Journal):
         else:
             raise ValueError("Log level must be 0 <= level <= 7")
 
-    def this_boot(self):
-        """Add match for _BOOT_ID equal to current boot ID."""
-        self.add_match(_BOOT_ID=_id128.get_boot().hex)
+    def this_boot(self, bootid=None):
+        """Add match for _BOOT_ID equal to current boot ID or the specified boot ID.
+
+        bootid should be either a UUID or a 32 digit hex number.
+        """
+        if bootid is None:
+            bootid = _id128.get_boot().hex
+        else:
+            bootid = getattr(bootid, 'hex', bootid)
+        self.add_match(_BOOT_ID=bootid)
+
+    def this_machine(self, machineid=None):
+        """Add match for _MACHINE_ID equal to the ID of this machine.
+
+        bootid should be either a UUID or a 32 digit hex number.
+        """
+        if machineid is None:
+            machineid = _id128.get_machine().hex
+        else:
+            machineid = getattr(machineid, 'hex', machineid)
+        self.add_match(_MACHINE_ID=machineid)
 
-    def this_machine(self):
-        """Add match for _MACHINE_ID equal to the ID of this machine."""
-        self.add_match(_MACHINE_ID=_id128.get_machine().hex)
 
 def _make_line(field, value):
         if isinstance(value, bytes):

commit dd37d563ba236cb0ae583d73e02e9e093084e2e5
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 19:16:09 2013 +0000

    systemd-python: remove unneeded ifdef for query_unique

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 95e6094..c16cbdc 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -508,7 +508,6 @@ Journal_iternext(PyObject *self)
     }
 }
 
-#ifdef SD_JOURNAL_FOREACH_UNIQUE
 PyDoc_STRVAR(Journal_query_unique__doc__,
 "query_unique(field) -> a set of values\n\n"
 "Returns a set of unique values in journal for given `field`.\n"
@@ -554,7 +553,6 @@ Journal_query_unique(Journal *self, PyObject *args)
     Py_DECREF(key);
     return value_set;
 }
-#endif //def SD_JOURNAL_FOREACH_UNIQUE
 
 static PyObject *
 Journal_get_data_threshold(Journal *self, void *closure)
@@ -637,10 +635,8 @@ static PyMethodDef Journal_methods[] = {
     Journal_wait__doc__},
     {"seek_cursor", (PyCFunction)Journal_seek_cursor, METH_VARARGS,
     Journal_seek_cursor__doc__},
-#ifdef SD_JOURNAL_FOREACH_UNIQUE
     {"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
     Journal_query_unique__doc__},
-#endif
     {NULL}  /* Sentinel */
 };
 

commit 518dc5dff557116db3f072eb9d0a9492b6226778
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 19:10:49 2013 +0000

    systemd-python: _reader now takes unix timestamp in seconds

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 7aa638b..95e6094 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -336,14 +336,17 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 PyDoc_STRVAR(Journal_seek_realtime__doc__,
 "seek_realtime(realtime) -> None\n\n"
 "Seek to nearest matching journal entry to `realtime`. Argument\n"
-"`realtime` can must be an integer unix timestamp in usecs.");
+"`realtime` can must be an integer unix timestamp.");
 static PyObject *
 Journal_seek_realtime(Journal *self, PyObject *args)
 {
-    uint64_t timestamp;
-    if (! PyArg_ParseTuple(args, "K", &timestamp))
+    double timedouble;
+    if (! PyArg_ParseTuple(args, "d", &timedouble))
         return NULL;
 
+    uint64_t timestamp;
+    timestamp = (uint64_t) (timedouble * 1.0E6);
+
     if ((int64_t) timestamp < 0LL) {
         PyErr_SetString(PyExc_ValueError, "Time must be positive integer");
         return NULL;
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 279662e..ab8661e 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -126,7 +126,7 @@ class Journal(_Journal):
 
     def seek_realtime(self, timestamp):
         if isinstance(timestamp, datetime.datetime):
-            timestamp = int(timestamp.strftime("%s%f"))
+            timestamp = float(timestamp.strftime("%s.%f"))
         return super(Journal, self).seek_realtime(timestamp)
 
     def seek_monotonic(self, timestamp, bootid=None):

commit 83718af6f59fb3a6359c8da1f8bc8b8fd8799106
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 19:06:46 2013 +0000

    systemd-python: Update _reader docstrings

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 8f21678..7aa638b 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -217,12 +217,11 @@ Journal_get_previous(Journal *self, PyObject *args)
 }
 
 PyDoc_STRVAR(Journal_add_match__doc__,
-"add_match(match, ..., field=value, ...) -> None\n\n"
+"add_match(match) -> None\n\n"
 "Add a match to filter journal log entries. All matches of different\n"
-"field are combined in logical AND, and matches of the same field\n"
+"fields are combined in logical AND, and matches of the same field\n"
 "are automatically combined in logical OR.\n"
-"Matches can be passed as strings \"field=value\", or keyword\n"
-"arguments field=\"value\".");
+"Match is string of form \"field=value\".");
 static PyObject *
 Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 {
@@ -337,8 +336,7 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
 PyDoc_STRVAR(Journal_seek_realtime__doc__,
 "seek_realtime(realtime) -> None\n\n"
 "Seek to nearest matching journal entry to `realtime`. Argument\n"
-"`realtime` can be an integer unix timestamp in usecs or a "
-"datetime instance.");
+"`realtime` can must be an integer unix timestamp in usecs.");
 static PyObject *
 Journal_seek_realtime(Journal *self, PyObject *args)
 {
@@ -366,8 +364,7 @@ Journal_seek_realtime(Journal *self, PyObject *args)
 PyDoc_STRVAR(Journal_seek_monotonic__doc__,
 "seek_monotonic(monotonic[, bootid]) -> None\n\n"
 "Seek to nearest matching journal entry to `monotonic`. Argument\n"
-"`monotonic` is an timestamp from boot in secs, or a\n"
-"timedelta instance.\n"
+"`monotonic` is an timestamp from boot in seconds.\n"
 "Argument `bootid` is a string representing which boot the\n"
 "monotonic time is reference to. Defaults to current bootid.");
 static PyObject *

commit 5bb2b8d5e40eadde6ab9cc2941d2395c93e2a545
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 18:53:52 2013 +0000

    systemd-python: _reader add_match takes single string
    
    python code now takes care of multiple matches

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index d2f738b..8f21678 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -97,7 +97,7 @@ Journal_get_next(Journal *self, PyObject *args)
         return NULL;
     }
 
-    int r;
+    int r = -EINVAL;
     Py_BEGIN_ALLOW_THREADS
     if (skip == 1LL) {
         r = sd_journal_next(self->j);
@@ -226,106 +226,20 @@ PyDoc_STRVAR(Journal_add_match__doc__,
 static PyObject *
 Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
 {
-    Py_ssize_t arg_match_len;
-    char *arg_match;
-    int i, r;
-    for (i = 0; i < PySequence_Size(args); i++) {
-#if PY_MAJOR_VERSION >=3
-        PyObject *arg;
-        arg = PySequence_Fast_GET_ITEM(args, i);
-        if (PyUnicode_Check(arg)) {
-#if PY_MINOR_VERSION >=3
-            arg_match = PyUnicode_AsUTF8AndSize(arg, &arg_match_len);
-#else
-            PyObject *temp;
-            temp = PyUnicode_AsUTF8String(arg);
-            PyBytes_AsStringAndSize(temp, &arg_match, &arg_match_len);
-            Py_DECREF(temp);
-#endif
-        }else if (PyBytes_Check(arg)) {
-            PyBytes_AsStringAndSize(arg, &arg_match, &arg_match_len);
-        }else{
-            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
-        }
-#else
-        PyString_AsStringAndSize(PySequence_Fast_GET_ITEM(args, i), &arg_match, &arg_match_len);
-#endif
-        if (PyErr_Occurred())
-            return NULL;
-        r = sd_journal_add_match(self->j, arg_match, arg_match_len);
-        if (r < 0) {
-            errno = -r;
-            PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
-                                r == -ENOMEM ? PyExc_MemoryError :
-                                PyExc_OSError;
-            PyErr_SetFromErrno(errtype);
-            return NULL;
-        }
-    }
-
-    if (! keywds)
-        Py_RETURN_NONE;
-
-    PyObject *key, *value;
-    Py_ssize_t pos=0, match_key_len, match_value_len;
+    char *match;
     int match_len;
-    char *match_key, *match_value;
-    void *match;
-    while (PyDict_Next(keywds, &pos, &key, &value)) {
-#if PY_MAJOR_VERSION >=3
-        if (PyUnicode_Check(key)) {
-#if PY_MINOR_VERSION >=3
-            match_key = PyUnicode_AsUTF8AndSize(key, &match_key_len);
-#else
-            PyObject *temp2;
-            temp2 = PyUnicode_AsUTF8String(key);
-            PyBytes_AsStringAndSize(temp2, &match_key, &match_key_len);
-            Py_DECREF(temp2);
-#endif
-        }else if (PyBytes_Check(key)) {
-            PyBytes_AsStringAndSize(key, &match_key, &match_key_len);
-        }else{
-            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
-        }
-        if (PyUnicode_Check(value)) {
-#if PY_MINOR_VERSION >=3
-            match_value = PyUnicode_AsUTF8AndSize(value, &match_value_len);
-#else
-            PyObject *temp3;
-            temp3 = PyUnicode_AsUTF8String(value);
-            PyBytes_AsStringAndSize(temp3, &match_value, &match_value_len);
-            Py_DECREF(temp3);
-#endif
-        }else if (PyBytes_Check(value)) {
-            PyBytes_AsStringAndSize(value, &match_value, &match_value_len);
-        }else{
-            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
-        }
-#else
-        PyString_AsStringAndSize(key, &match_key, &match_key_len);
-        PyString_AsStringAndSize(value, &match_value, &match_value_len);
-#endif
-        if (PyErr_Occurred())
-            return NULL;
-
-        match_len = match_key_len + 1 + match_value_len;
-        match = malloc(match_len);
-        memcpy(match, match_key, match_key_len);
-        memcpy(match + match_key_len, "=", 1);
-        memcpy(match + match_key_len + 1, match_value, match_value_len);
+    if (! PyArg_ParseTuple(args, "s#", &match, &match_len))
+        return NULL;
 
-        r = sd_journal_add_match(self->j, match, match_len);
-        free(match);
-        if (r == -EINVAL) {
-            PyErr_SetString(PyExc_ValueError, "Invalid match");
-            return NULL;
-        }else if (r == -ENOMEM) {
-            PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-            return NULL;
-        }else if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error adding match");
-            return NULL;
-        }
+    int r;
+    r = sd_journal_add_match(self->j, match, match_len);
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
+                            r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrno(errtype);
+        return NULL;
     }
 
     Py_RETURN_NONE;
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 46affce..279662e 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -113,7 +113,8 @@ class Journal(_Journal):
     def add_match(self, *args, **kwargs):
         args = list(args)
         args.extend(_make_line(key, val) for key, val in kwargs.items())
-        super(Journal, self).add_match(*args)
+        for arg in args:
+            super(Journal, self).add_match(arg)
 
     def get_next(self, skip=1):
         return self._convert_entry(

commit a49f4d17bfc50c5864b992e2410a41f96286afc1
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 18:23:24 2013 +0000

    systemd-python: correct data_threshold error return value

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 9d7ce2d..d2f738b 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -688,7 +688,7 @@ Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
     if (r < 0) {
         errno = -r;
         PyErr_SetFromErrno(PyExc_OSError);
-        return NULL;
+        return -1;
     }
     return 0;
 }

commit d2dd0265b5140ce849cfc3821ad595df2d4c9eb7
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 17:32:05 2013 +0000

    systemd-python: updated _reader header to standard license

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index f1c3175..9d7ce2d 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -1,21 +1,23 @@
-/*
-_reader - Python module that reads systemd journal similar to journalctl
-Copyright (C) 2012  Steven Hiscocks
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
-License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public
-License along with this library; if not, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Steven Hiscocks, Zbigniew Jędrzejewski-Szmek
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
 #include <systemd/sd-journal.h>
 
 #include <Python.h>

commit 7a1b9cd5e43c85a3b1f22a0151ac5b6340fb0d0f
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 17:31:18 2013 +0000

    systemd-python: Moved _reader datetime usage to python

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 5d743eb..f1c3175 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -426,34 +426,12 @@ PyDoc_STRVAR(Journal_seek_realtime__doc__,
 static PyObject *
 Journal_seek_realtime(Journal *self, PyObject *args)
 {
-    PyObject *arg;
-    if (! PyArg_ParseTuple(args, "O", &arg))
+    uint64_t timestamp;
+    if (! PyArg_ParseTuple(args, "K", &timestamp))
         return NULL;
 
-    uint64_t timestamp=-1LL;
-    if (PyDateTime_Check(arg)) {
-        PyObject *temp;
-        char *timestamp_str;
-        temp = PyObject_CallMethod(arg, "strftime", "s", "%s%f");
-#if PY_MAJOR_VERSION >=3
-        PyObject *temp2;
-        temp2 = PyUnicode_AsUTF8String(temp);
-        timestamp_str = PyBytes_AsString(temp2);
-        Py_DECREF(temp2);
-#else
-        timestamp_str = PyString_AsString(temp);
-#endif
-        Py_DECREF(temp);
-        timestamp = strtoull(timestamp_str, NULL, 10);
-    }else if (PyLong_Check(arg)) {
-        timestamp = PyLong_AsUnsignedLongLong(arg);
-#if PY_MAJOR_VERSION <3
-    }else if (PyInt_Check(arg)) {
-        timestamp = PyInt_AsUnsignedLongLongMask(arg);
-#endif
-    }
     if ((int64_t) timestamp < 0LL) {
-        PyErr_SetString(PyExc_ValueError, "Time must be positive integer or datetime instance");
+        PyErr_SetString(PyExc_ValueError, "Time must be positive integer");
         return NULL;
     }
 
@@ -479,30 +457,16 @@ PyDoc_STRVAR(Journal_seek_monotonic__doc__,
 static PyObject *
 Journal_seek_monotonic(Journal *self, PyObject *args)
 {
-    PyObject *arg;
+    double timedouble;
     char *bootid=NULL;
-    if (! PyArg_ParseTuple(args, "O|s", &arg, &bootid))
+    if (! PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
         return NULL;
 
-    uint64_t timestamp=-1LL;
-    if PyDelta_Check(arg) {
-        PyObject *temp;
-        temp = PyObject_CallMethod(arg, "total_seconds", NULL);
-        timestamp = (uint64_t) (PyFloat_AsDouble(temp) * 1E6);
-        Py_DECREF(temp);
-    }else if (PyFloat_Check(arg)) {
-        timestamp = (uint64_t) (PyFloat_AsDouble(arg) * 1E6);
-    }else if (PyLong_Check(arg)) {
-        timestamp = PyLong_AsUnsignedLongLong(arg) * (uint64_t) 1E6;
-#if PY_MAJOR_VERSION <3
-    }else if (PyInt_Check(arg)) {
-        timestamp = PyInt_AsUnsignedLongLongMask(arg) * (uint64_t) 1E6;
-#endif
-
-    }
+    uint64_t timestamp;
+    timestamp = (uint64_t) (timedouble * 1.0E6);
 
     if ((int64_t) timestamp < 0LL) {
-        PyErr_SetString(PyExc_ValueError, "Time must be positive number or timedelta instance");
+        PyErr_SetString(PyExc_ValueError, "Time must be positive number");
         return NULL;
     }
 
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index db35ba2..46affce 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -123,6 +123,16 @@ class Journal(_Journal):
         return set(self._convert_field(key, value)
             for value in super(Journal, self).query_unique(key))
 
+    def seek_realtime(self, timestamp):
+        if isinstance(timestamp, datetime.datetime):
+            timestamp = int(timestamp.strftime("%s%f"))
+        return super(Journal, self).seek_realtime(timestamp)
+
+    def seek_monotonic(self, timestamp, bootid=None):
+        if isinstance(timestamp, datetime.timedelta):
+            timestamp = timestamp.totalseconds()
+        return super(Journal, self).seek_monotonic(timestamp, bootid)
+
     def log_level(self, level):
         """Sets maximum log level by setting matches for PRIORITY."""
         if 0 <= level <= 7:

commit 71766afa2d80ffe1b03c410f6d5ffdc140883314
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 17:29:57 2013 +0000

    systemd-python: Tidy up _reader error handling

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index ae3d77c..5d743eb 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -54,28 +54,26 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
     int flags=SD_JOURNAL_LOCAL_ONLY;
     char *path=NULL;
 
-    static char *kwlist[] = {"flags", NULL};
+    static char *kwlist[] = {"flags", "path", NULL};
     if (! PyArg_ParseTupleAndKeywords(args, keywds, "|is", kwlist,
                                       &flags, &path))
         return 1;
 
     int r;
+    Py_BEGIN_ALLOW_THREADS
     if (path) {
         r = sd_journal_open_directory(&self->j, path, 0);
     }else{
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_open(&self->j, flags);
-        Py_END_ALLOW_THREADS
     }
-    if (r == -EINVAL) {
-        PyErr_SetString(PyExc_ValueError, "Invalid flags or path");
+    Py_END_ALLOW_THREADS
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
+                            r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrnoWithFilename(errtype, path);
         return -1;
-    }else if (r == -ENOMEM) {
-        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-        return 1;
-    }else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error opening journal");
-        return 1;
     }
 
     return 0;
@@ -92,30 +90,27 @@ Journal_get_next(Journal *self, PyObject *args)
     if (! PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
+    if (skip == 0LL) {
+        PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
+        return NULL;
+    }
+
     int r;
+    Py_BEGIN_ALLOW_THREADS
     if (skip == 1LL) {
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_next(self->j);
-        Py_END_ALLOW_THREADS
     }else if (skip == -1LL) {
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_previous(self->j);
-        Py_END_ALLOW_THREADS
     }else if (skip > 1LL) {
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_next_skip(self->j, skip);
-        Py_END_ALLOW_THREADS
     }else if (skip < -1LL) {
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_previous_skip(self->j, -skip);
-        Py_END_ALLOW_THREADS
-    }else{
-        PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
-        return NULL;
     }
+    Py_END_ALLOW_THREADS
 
     if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error getting next message");
+        errno = -r;
+        PyErr_SetFromErrno(PyExc_OSError);
         return NULL;
     }else if ( r == 0) { //EOF
         return PyDict_New();
@@ -256,14 +251,12 @@ Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
         if (PyErr_Occurred())
             return NULL;
         r = sd_journal_add_match(self->j, arg_match, arg_match_len);
-        if (r == -EINVAL) {
-            PyErr_SetString(PyExc_ValueError, "Invalid match");
-            return NULL;
-        }else if (r == -ENOMEM) {
-            PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-            return NULL;
-        }else if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error adding match");
+        if (r < 0) {
+            errno = -r;
+            PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
+                                r == -ENOMEM ? PyExc_MemoryError :
+                                PyExc_OSError;
+            PyErr_SetFromErrno(errtype);
             return NULL;
         }
     }
@@ -345,11 +338,11 @@ Journal_add_disjunction(Journal *self, PyObject *args)
 {
     int r;
     r = sd_journal_add_disjunction(self->j);
-    if (r == -ENOMEM) {
-        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-        return NULL;
-    }else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error adding disjunction");
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrno(errtype);
         return NULL;
     }
     Py_RETURN_NONE;
@@ -390,7 +383,8 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         r = sd_journal_seek_head(self->j);
         Py_END_ALLOW_THREADS
         if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error seeking to head");
+            errno = -r;
+            PyErr_SetFromErrno(PyExc_OSError);
             return NULL;
         }
         if (offset > 0LL) {
@@ -404,7 +398,8 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
         r = sd_journal_seek_tail(self->j);
         Py_END_ALLOW_THREADS
         if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error seeking to tail");
+            errno = -r;
+            PyErr_SetFromErrno(PyExc_OSError);
             return NULL;
         }
         if (offset < 0LL) {
@@ -467,7 +462,8 @@ Journal_seek_realtime(Journal *self, PyObject *args)
     r = sd_journal_seek_realtime_usec(self->j, timestamp);
     Py_END_ALLOW_THREADS
     if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+        errno = -r;
+        PyErr_SetFromErrno(PyExc_OSError);
         return NULL;
     }
     Py_RETURN_NONE;
@@ -517,8 +513,9 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
         if (r == -EINVAL) {
             PyErr_SetString(PyExc_ValueError, "Invalid bootid");
             return NULL;
-        } else if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error processing bootid");
+        }else if (r < 0) {
+            errno = -r;
+            PyErr_SetFromErrno(PyExc_OSError);
             return NULL;
         }
     }else{
@@ -526,8 +523,9 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
         if (r == -EIO) {
             PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
             return NULL;
-        } else if (r < 0) {
-            PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
+        }else if (r < 0) {
+            errno = -r;
+            PyErr_SetFromErrno(PyExc_OSError);
             return NULL;
         }
     }
@@ -536,7 +534,8 @@ Journal_seek_monotonic(Journal *self, PyObject *args)
     r = sd_journal_seek_monotonic_usec(self->j, sd_id, timestamp);
     Py_END_ALLOW_THREADS
     if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+        errno = -r;
+        PyErr_SetFromErrno(PyExc_OSError);
         return NULL;
     }
     Py_RETURN_NONE;
@@ -559,14 +558,19 @@ Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
         return NULL;
 
     int r;
+    Py_BEGIN_ALLOW_THREADS
     if ( timeout == 0LL) {
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_wait(self->j, (uint64_t) -1);
-        Py_END_ALLOW_THREADS
     }else{
-        Py_BEGIN_ALLOW_THREADS
         r = sd_journal_wait(self->j, timeout * 1E6);
-        Py_END_ALLOW_THREADS
+    }
+    Py_END_ALLOW_THREADS
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrno(errtype);
+        return NULL;
     }
 #if PY_MAJOR_VERSION >=3
     return PyLong_FromLong(r);
@@ -589,14 +593,12 @@ Journal_seek_cursor(Journal *self, PyObject *args)
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_seek_cursor(self->j, cursor);
     Py_END_ALLOW_THREADS
-    if (r == -EINVAL) {
-        PyErr_SetString(PyExc_ValueError, "Invalid cursor");
-        return NULL;
-    }else if (r == -ENOMEM) {
-        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-        return NULL;
-    }else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error seeking to cursor");
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
+                            r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrno(errtype);
         return NULL;
     }
     Py_RETURN_NONE;
@@ -642,14 +644,12 @@ Journal_query_unique(Journal *self, PyObject *args)
     Py_BEGIN_ALLOW_THREADS
     r = sd_journal_query_unique(self->j, query);
     Py_END_ALLOW_THREADS
-    if (r == -EINVAL) {
-        PyErr_SetString(PyExc_ValueError, "Invalid field name");
-        return NULL;
-    } else if (r == -ENOMEM) {
-        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
-        return NULL;
-    } else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error querying journal");
+    if (r < 0) {
+        errno = -r;
+        PyObject *errtype = r == -EINVAL ? PyExc_ValueError :
+                            r == -ENOMEM ? PyExc_MemoryError :
+                            PyExc_OSError;
+        PyErr_SetFromErrno(errtype);
         return NULL;
     }
 
@@ -684,8 +684,9 @@ Journal_get_data_threshold(Journal *self, void *closure)
     int r;
 
     r = sd_journal_get_data_threshold(self->j, &cvalue);
-    if (r < 0){
-        PyErr_SetString(PyExc_RuntimeError, "Error getting data threshold");
+    if (r < 0) {
+        errno = -r;
+        PyErr_SetFromErrno(PyExc_OSError);
         return NULL;
     }
 
@@ -718,9 +719,10 @@ Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
 #else
     r = sd_journal_set_data_threshold(self->j, (size_t) PyInt_AsLong(value));
 #endif
-    if (r < 0){
-        PyErr_SetString(PyExc_RuntimeError, "Error setting data threshold");
-        return -1;
+    if (r < 0) {
+        errno = -r;
+        PyErr_SetFromErrno(PyExc_OSError);
+        return NULL;
     }
     return 0;
 }
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 6e82a46..db35ba2 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -115,13 +115,13 @@ class Journal(_Journal):
         args.extend(_make_line(key, val) for key, val in kwargs.items())
         super(Journal, self).add_match(*args)
 
-    def get_next(self, *args, **kwargs):
+    def get_next(self, skip=1):
         return self._convert_entry(
-            super(Journal, self).get_next(*args, **kwargs))
+            super(Journal, self).get_next(skip))
 
-    def query_unique(self, key, *args, **kwargs):
+    def query_unique(self, key):
         return set(self._convert_field(key, value)
-            for value in super(Journal, self).query_unique(key, *args, **kwargs))
+            for value in super(Journal, self).query_unique(key))
 
     def log_level(self, level):
         """Sets maximum log level by setting matches for PRIORITY."""

commit bf1ced5503bf02fa8c18f0089f4cf74a5456c3c9
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Sat Feb 16 13:40:44 2013 +0000

    systemd-python: some python3 and bug fixes

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 06bdf16..ae3d77c 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -383,7 +383,7 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
                                       &offset, &whence))
         return NULL;
 
-    PyObject *arg;
+    PyObject *result=NULL;
     if (whence == SEEK_SET){
         int r;
         Py_BEGIN_ALLOW_THREADS
@@ -394,10 +394,10 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             return NULL;
         }
         if (offset > 0LL) {
-            Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
+            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
         }
     }else if (whence == SEEK_CUR){
-        Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
+        result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
     }else if (whence == SEEK_END){
         int r;
         Py_BEGIN_ALLOW_THREADS
@@ -407,14 +407,19 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             PyErr_SetString(PyExc_RuntimeError, "Error seeking to tail");
             return NULL;
         }
-        Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", -1LL));
         if (offset < 0LL) {
-            Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
+            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
+        }else{
+            result = PyObject_CallMethod((PyObject *)self, "get_next", "L", -1LL);
         }
     }else{
         PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
-        return NULL;
     }
+
+    if (result)
+        Py_DECREF(result);
+    if (PyErr_Occurred())
+        return NULL;
     Py_RETURN_NONE;
 }
 
@@ -607,7 +612,7 @@ Journal_iter(PyObject *self)
 static PyObject *
 Journal_iternext(PyObject *self)
 {
-    PyObject *dict, *arg;
+    PyObject *dict;
     Py_ssize_t dict_size;
 
     dict = PyObject_CallMethod(self, "get_next", "");
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 533a875..6e82a46 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -26,6 +26,8 @@ import uuid
 import traceback as _traceback
 import os as _os
 import logging as _logging
+if sys.version_info >= (3,):
+    from collections import ChainMap
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
 from ._journal import sendv, stream_fd
@@ -90,7 +92,7 @@ class Journal(_Journal):
     def _convert_field(self, key, value):
         try:
             result = self.converters[key](value)
-        except KeyError:
+        except:
             # Default conversion in unicode
             try:
                 result = _convert_unicode(value)
@@ -101,13 +103,18 @@ class Journal(_Journal):
 
     def _convert_entry(self, entry):
         result = {}
-        for key, value in entry.iteritems():
+        for key, value in entry.items():
             if isinstance(value, list):
                 result[key] = [self._convert_field(key, val) for val in value]
             else:
                 result[key] = self._convert_field(key, value)
         return result
 
+    def add_match(self, *args, **kwargs):
+        args = list(args)
+        args.extend(_make_line(key, val) for key, val in kwargs.items())
+        super(Journal, self).add_match(*args)
+
     def get_next(self, *args, **kwargs):
         return self._convert_entry(
             super(Journal, self).get_next(*args, **kwargs))

commit 6a71de70e5f5a244b656d9ccb373cc7241033e15
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 15 17:16:56 2013 +0000

    systemd-python: implement this_boot/this_machine in Python

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index ce66317..06bdf16 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -671,70 +671,6 @@ Journal_query_unique(Journal *self, PyObject *args)
 }
 #endif //def SD_JOURNAL_FOREACH_UNIQUE
 
-PyDoc_STRVAR(Journal_this_boot__doc__,
-"this_boot() -> None\n\n"
-"Sets match filter for the current _BOOT_ID.");
-static PyObject *
-Journal_this_boot(Journal *self, PyObject *args)
-{
-    sd_id128_t sd_id;
-    int r;
-    r = sd_id128_get_boot(&sd_id);
-    if (r == -EIO) {
-        PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
-        return NULL;
-    } else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
-        return NULL;
-    }
-
-    char bootid[33];
-    sd_id128_to_string(sd_id, bootid);
-
-    PyObject *arg, *keywds;
-    arg = PyTuple_New(0);
-    keywds = Py_BuildValue("{s:s}", "_BOOT_ID", bootid);
-    Journal_add_match(self, arg, keywds);
-    Py_DECREF(arg);
-    Py_DECREF(keywds);
-    if (PyErr_Occurred())
-        return NULL;
-
-    Py_RETURN_NONE;
-}
-
-PyDoc_STRVAR(Journal_this_machine__doc__,
-"this_machine() -> None\n\n"
-"Sets match filter for the current _MACHINE_ID.");
-static PyObject *
-Journal_this_machine(Journal *self, PyObject *args)
-{
-    sd_id128_t sd_id;
-    int r;
-    r = sd_id128_get_machine(&sd_id);
-    if (r == -EIO) {
-        PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
-        return NULL;
-    } else if (r < 0) {
-        PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
-        return NULL;
-    }
-
-    char machineid[33];
-    sd_id128_to_string(sd_id, machineid);
-
-    PyObject *arg, *keywds;
-    arg = PyTuple_New(0);
-    keywds = Py_BuildValue("{s:s}", "_MACHINE_ID", machineid);
-    Journal_add_match(self, arg, keywds);
-    Py_DECREF(arg);
-    Py_DECREF(keywds);
-    if (PyErr_Occurred())
-        return NULL;
-
-    Py_RETURN_NONE;
-}
-
 static PyObject *
 Journal_get_data_threshold(Journal *self, void *closure)
 {
@@ -818,10 +754,6 @@ static PyMethodDef Journal_methods[] = {
     {"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
     Journal_query_unique__doc__},
 #endif
-    {"this_boot", (PyCFunction)Journal_this_boot, METH_NOARGS,
-    Journal_this_boot__doc__},
-    {"this_machine", (PyCFunction)Journal_this_machine, METH_NOARGS,
-    Journal_this_machine__doc__},
     {NULL}  /* Sentinel */
 };
 
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 40e40c3..533a875 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -31,6 +31,7 @@ from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
 from ._journal import sendv, stream_fd
 from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
+from . import id128 as _id128
 
 _MONOTONIC_CONVERTER = lambda x: datetime.timedelta(microseconds=float(x))
 _REALTIME_CONVERTER = lambda x: datetime.datetime.fromtimestamp(float(x)/1E6)
@@ -123,6 +124,14 @@ class Journal(_Journal):
         else:
             raise ValueError("Log level must be 0 <= level <= 7")
 
+    def this_boot(self):
+        """Add match for _BOOT_ID equal to current boot ID."""
+        self.add_match(_BOOT_ID=_id128.get_boot().hex)
+
+    def this_machine(self):
+        """Add match for _MACHINE_ID equal to the ID of this machine."""
+        self.add_match(_MACHINE_ID=_id128.get_machine().hex)
+
 def _make_line(field, value):
         if isinstance(value, bytes):
                 return field.encode('utf-8') + b'=' + value

commit 25523db4e1a3da09916ed69c1e90a52d027ac765
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 15 17:09:47 2013 +0000

    systemd-python: Journal log_level moved to python

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index f047ab9..ce66317 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -671,36 +671,6 @@ Journal_query_unique(Journal *self, PyObject *args)
 }
 #endif //def SD_JOURNAL_FOREACH_UNIQUE
 
-PyDoc_STRVAR(Journal_log_level__doc__,
-"log_level(level) -> None\n\n"
-"Sets maximum log level by setting matches for PRIORITY.");
-static PyObject *
-Journal_log_level(Journal *self, PyObject *args)
-{
-    int level;
-    if (! PyArg_ParseTuple(args, "i", &level))
-        return NULL;
-
-    if (level < 0 || level > 7) {
-        PyErr_SetString(PyExc_ValueError, "Log level should be 0 <= level <= 7");
-        return NULL;
-    }
-    int i;
-    char level_str[2];
-    PyObject *arg, *keywds;
-    for(i = 0; i <= level; i++) {
-        sprintf(level_str, "%i", i);
-        arg = PyTuple_New(0);
-        keywds = Py_BuildValue("{s:s}", "PRIORITY", level_str);
-        Journal_add_match(self, arg, keywds);
-        Py_DECREF(arg);
-        Py_DECREF(keywds);
-        if (PyErr_Occurred())
-            return NULL;
-    }
-    Py_RETURN_NONE;
-}
-
 PyDoc_STRVAR(Journal_this_boot__doc__,
 "this_boot() -> None\n\n"
 "Sets match filter for the current _BOOT_ID.");
@@ -848,8 +818,6 @@ static PyMethodDef Journal_methods[] = {
     {"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
     Journal_query_unique__doc__},
 #endif
-    {"log_level", (PyCFunction)Journal_log_level, METH_VARARGS,
-    Journal_log_level__doc__},
     {"this_boot", (PyCFunction)Journal_this_boot, METH_NOARGS,
     Journal_this_boot__doc__},
     {"this_machine", (PyCFunction)Journal_this_machine, METH_NOARGS,
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 8a688f9..40e40c3 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -115,6 +115,14 @@ class Journal(_Journal):
         return set(self._convert_field(key, value)
             for value in super(Journal, self).query_unique(key, *args, **kwargs))
 
+    def log_level(self, level):
+        """Sets maximum log level by setting matches for PRIORITY."""
+        if 0 <= level <= 7:
+            for i in range(level+1):
+                self.add_match(PRIORITY="%s" % i)
+        else:
+            raise ValueError("Log level must be 0 <= level <= 7")
+
 def _make_line(field, value):
         if isinstance(value, bytes):
                 return field.encode('utf-8') + b'=' + value

commit c1db45c6a5b0bd2ad7ddbfd877162794ac3a48f8
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sat Feb 16 20:28:34 2013 -0500

    sphinx: document Journal class too

diff --git a/src/python-systemd/docs/journal.rst b/src/python-systemd/docs/journal.rst
index 036250a..89728a2 100644
--- a/src/python-systemd/docs/journal.rst
+++ b/src/python-systemd/docs/journal.rst
@@ -9,3 +9,16 @@
 ----------------------
 
 .. autoclass:: JournalHandler
+
+Accessing the Journal
+---------------------
+
+.. autoclass:: _Journal
+   :undoc-members:
+   :inherited-members:
+
+.. autoclass:: Journal
+   :undoc-members:
+   :inherited-members:
+
+   .. automethod:: __init__

commit 3aa8f0861ca00572879bd32e4f352afd578e674c
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 15 16:59:50 2013 +0000

    systemd-python: move default call dicts from C to python

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 69c6d02..f047ab9 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -25,8 +25,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 typedef struct {
     PyObject_HEAD
     sd_journal *j;
-    PyObject *default_call;
-    PyObject *call_dict;
 } Journal;
 static PyTypeObject JournalType;
 
@@ -34,27 +32,11 @@ static void
 Journal_dealloc(Journal* self)
 {
     sd_journal_close(self->j);
-    Py_XDECREF(self->default_call);
-    Py_XDECREF(self->call_dict);
     Py_TYPE(self)->tp_free((PyObject*)self);
 }
 
-static PyObject *
-Journal_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
-{
-    Journal *self;
-
-    self = (Journal *)type->tp_alloc(type, 0);
-    if (self != NULL) {
-        self->call_dict = PyDict_New();
-        self->default_call = Py_None;
-    }
-
-    return (PyObject *) self;
-}
-
 PyDoc_STRVAR(Journal__doc__,
-"Journal([flags][, default_call][, call_dict][,path]) -> ...\n"
+"Journal([flags][,path]) -> ...\n"
 "Journal instance\n\n"
 "Returns instance of Journal, which allows filtering and return\n"
 "of journal entries.\n"
@@ -63,13 +45,6 @@ PyDoc_STRVAR(Journal__doc__,
 "journal on local machine only; RUNTIME_ONLY opens only\n"
 "volatile journal files; and SYSTEM_ONLY opens only\n"
 "journal files of system services and the kernel.\n"
-"Argument `default_call` must be a callable that accepts one\n"
-"argument which is string/bytes value of a field and returns\n"
-"python object.\n"
-"Argument `call_dict` is a dictionary where the key represents\n"
-"a field name, and value is a callable as per `default_call`.\n"
-"A set of sane defaults for `default_call` and `call_dict` are\n"
-"present.\n"
 "Argument `path` is the directory of journal files. Note that\n"
 "currently flags are ignored when `path` is present as they are\n"
 " not relevant.");
@@ -78,38 +53,12 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
 {
     int flags=SD_JOURNAL_LOCAL_ONLY;
     char *path=NULL;
-    PyObject *default_call=NULL, *call_dict=NULL;
 
-    static char *kwlist[] = {"flags", "default_call", "call_dict", "path", NULL};
-    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iOOs", kwlist,
-                                      &flags, &default_call, &call_dict, &path))
+    static char *kwlist[] = {"flags", NULL};
+    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|is", kwlist,
+                                      &flags, &path))
         return 1;
 
-    if (default_call) {
-        if (PyCallable_Check(default_call) || default_call == Py_None) {
-            Py_DECREF(self->default_call);
-            self->default_call = default_call;
-            Py_INCREF(self->default_call);
-        }else{
-            PyErr_SetString(PyExc_TypeError, "Default call not callable");
-            return 1;
-        }
-    }
-
-    if (call_dict) {
-        if (PyDict_Check(call_dict)) {
-            Py_DECREF(self->call_dict);
-            self->call_dict = call_dict;
-            Py_INCREF(self->call_dict);
-        }else if (call_dict == Py_None) {
-            Py_DECREF(self->call_dict);
-            self->call_dict = PyDict_New();
-        }else{
-            PyErr_SetString(PyExc_TypeError, "Call dictionary must be dict type");
-            return 1;
-        }
-    }
-
     int r;
     if (path) {
         r = sd_journal_open_directory(&self->j, path, 0);
@@ -132,42 +81,6 @@ Journal_init(Journal *self, PyObject *args, PyObject *keywds)
     return 0;
 }
 
-static PyObject *
-Journal___process_field(Journal *self, PyObject *key, const void *value, ssize_t value_len)
-{
-    PyObject *callable=NULL, *return_value=NULL;
-    if (PyDict_Check(self->call_dict))
-        callable = PyDict_GetItem(self->call_dict, key);
-
-    if (PyCallable_Check(callable)) {
-#if PY_MAJOR_VERSION >=3
-        return_value = PyObject_CallFunction(callable, "y#", value, value_len);
-#else
-        return_value = PyObject_CallFunction(callable, "s#", value, value_len);
-#endif
-        if (!return_value)
-            PyErr_Clear();
-    }
-    if (!return_value && PyCallable_Check(self->default_call))
-#if PY_MAJOR_VERSION >=3
-        return_value = PyObject_CallFunction(self->default_call, "y#", value, value_len);
-#else
-        return_value = PyObject_CallFunction(self->default_call, "s#", value, value_len);
-#endif
-    if (!return_value) {
-        PyErr_Clear();
-#if PY_MAJOR_VERSION >=3
-        return_value = PyBytes_FromStringAndSize(value, value_len);
-#else
-        return_value = PyString_FromStringAndSize(value, value_len);
-#endif
-    }
-    if (!return_value) {
-        return_value = Py_None;
-    }
-    return return_value;
-}
-
 PyDoc_STRVAR(Journal_get_next__doc__,
 "get_next([skip]) -> dict\n\n"
 "Return dictionary of the next log entry. Optional skip value will\n"
@@ -223,10 +136,10 @@ Journal_get_next(Journal *self, PyObject *args)
 #else
         key = PyString_FromStringAndSize(msg, delim_ptr - (const char*) msg);
 #endif
-        value = Journal___process_field(self, key, delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
+        value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
         if (PyDict_Contains(dict, key)) {
             cur_value = PyDict_GetItem(dict, key);
-            if (PyList_CheckExact(cur_value) && PyList_Size(cur_value) > 1) {
+            if (PyList_CheckExact(cur_value)) {
                 PyList_Append(cur_value, value);
             }else{
                 tmp_list = PyList_New(0);
@@ -252,7 +165,7 @@ Journal_get_next(Journal *self, PyObject *args)
 #else
         key = PyString_FromString("__REALTIME_TIMESTAMP");
 #endif
-        value = Journal___process_field(self, key, realtime_str, strlen(realtime_str));
+        value = PyBytes_FromString(realtime_str);
         PyDict_SetItem(dict, key, value);
         Py_DECREF(key);
         Py_DECREF(value);
@@ -268,7 +181,7 @@ Journal_get_next(Journal *self, PyObject *args)
 #else
         key = PyString_FromString("__MONOTONIC_TIMESTAMP");
 #endif
-        value = Journal___process_field(self, key, monotonic_str, strlen(monotonic_str));
+        value = PyBytes_FromString(monotonic_str);
 
         PyDict_SetItem(dict, key, value);
         Py_DECREF(key);
@@ -282,7 +195,7 @@ Journal_get_next(Journal *self, PyObject *args)
 #else
         key = PyString_FromString("__CURSOR");
 #endif
-        value = Journal___process_field(self, key, cursor, strlen(cursor));
+        value = PyBytes_FromString(cursor);
         PyDict_SetItem(dict, key, value);
         free(cursor);
         Py_DECREF(key);
@@ -303,11 +216,7 @@ Journal_get_previous(Journal *self, PyObject *args)
     if (! PyArg_ParseTuple(args, "|L", &skip))
         return NULL;
 
-    PyObject *dict, *arg;
-    arg = Py_BuildValue("(L)", -skip);
-    dict = Journal_get_next(self, arg);
-    Py_DECREF(arg);
-    return dict;
+    return PyObject_CallMethod((PyObject *)self, "get_next", "L", -skip);
 }
 
 PyDoc_STRVAR(Journal_add_match__doc__,
@@ -485,14 +394,10 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             return NULL;
         }
         if (offset > 0LL) {
-            arg = Py_BuildValue("(L)", offset);
-            Py_DECREF(Journal_get_next(self, arg));
-            Py_DECREF(arg);
+            Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
         }
     }else if (whence == SEEK_CUR){
-        arg = Py_BuildValue("(L)", offset);
-        Py_DECREF(Journal_get_next(self, arg));
-        Py_DECREF(arg);
+        Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
     }else if (whence == SEEK_END){
         int r;
         Py_BEGIN_ALLOW_THREADS
@@ -502,13 +407,9 @@ Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
             PyErr_SetString(PyExc_RuntimeError, "Error seeking to tail");
             return NULL;
         }
-        arg = Py_BuildValue("(L)", -1LL);
-        Py_DECREF(Journal_get_next(self, arg));
-        Py_DECREF(arg);
+        Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", -1LL));
         if (offset < 0LL) {
-            arg = Py_BuildValue("(L)", offset);
-            Py_DECREF(Journal_get_next(self, arg));
-            Py_DECREF(arg);
+            Py_DECREF(PyObject_CallMethod((PyObject *)self, "get_next", "L", offset));
         }
     }else{
         PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
@@ -706,13 +607,10 @@ Journal_iter(PyObject *self)
 static PyObject *
 Journal_iternext(PyObject *self)
 {
-    Journal *iter = (Journal *)self;
     PyObject *dict, *arg;
     Py_ssize_t dict_size;
 
-    arg =  Py_BuildValue("()");
-    dict = Journal_get_next(iter, arg);
-    Py_DECREF(arg);
+    dict = PyObject_CallMethod(self, "get_next", "");
     dict_size = PyDict_Size(dict);
     if ((int64_t) dict_size > 0LL) {
         return dict;
@@ -764,7 +662,7 @@ Journal_query_unique(Journal *self, PyObject *args)
 
     SD_JOURNAL_FOREACH_UNIQUE(self->j, uniq, uniq_len) {
         delim_ptr = memchr(uniq, '=', uniq_len);
-        value = Journal___process_field(self, key, delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
+        value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
         PySet_Add(value_set, value);
         Py_DECREF(value);
     }
@@ -868,56 +766,6 @@ Journal_this_machine(Journal *self, PyObject *args)
 }
 
 static PyObject *
-Journal_get_default_call(Journal *self, void *closure)
-{
-    Py_INCREF(self->default_call);
-    return self->default_call;
-}
-
-static int
-Journal_set_default_call(Journal *self, PyObject *value, void *closure)
-{
-    if (value == NULL) {
-        PyErr_SetString(PyExc_TypeError, "Cannot delete default_call");
-        return -1;
-    }
-    if (! PyCallable_Check(value)) {
-        PyErr_SetString(PyExc_TypeError, "default_call must be callable");
-        return -1;
-    }
-    Py_DECREF(self->default_call);
-    Py_INCREF(value);
-    self->default_call = value;
-
-    return 0;
-}
-
-static PyObject *
-Journal_get_call_dict(Journal *self, void *closure)
-{
-    Py_INCREF(self->call_dict);
-    return self->call_dict;
-}
-
-static int
-Journal_set_call_dict(Journal *self, PyObject *value, void *closure)
-{
-    if (value == NULL) {
-        PyErr_SetString(PyExc_TypeError, "Cannot delete call_dict");
-        return -1;
-    }
-    if (! PyDict_Check(value)) {
-        PyErr_SetString(PyExc_TypeError, "call_dict must be dict type");
-        return -1;
-    }
-    Py_DECREF(self->call_dict);
-    Py_INCREF(value);
-    self->call_dict = value;
-
-    return 0;
-}
-
-static PyObject *
 Journal_get_data_threshold(Journal *self, void *closure)
 {
     size_t cvalue;
@@ -972,16 +820,6 @@ static PyGetSetDef Journal_getseters[] = {
     (setter)Journal_set_data_threshold,
     "data threshold",
     NULL},
-    {"call_dict",
-    (getter)Journal_get_call_dict,
-    (setter)Journal_set_call_dict,
-    "dictionary of calls for each field",
-    NULL},
-    {"default_call",
-    (getter)Journal_get_default_call,
-    (setter)Journal_set_default_call,
-    "default call for values for fields",
-    NULL},
     {NULL}
 };
 
@@ -1057,7 +895,7 @@ static PyTypeObject JournalType = {
     0,                                /* tp_dictoffset */
     (initproc)Journal_init,           /* tp_init */
     0,                                /* tp_alloc */
-    Journal_new,                      /* tp_new */
+    PyType_GenericNew,                /* tp_new */
 };
 
 #if PY_MAJOR_VERSION >= 3
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index fafddaa..8a688f9 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -32,49 +32,88 @@ from ._journal import sendv, stream_fd
 from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 
+_MONOTONIC_CONVERTER = lambda x: datetime.timedelta(microseconds=float(x))
+_REALTIME_CONVERTER = lambda x: datetime.datetime.fromtimestamp(float(x)/1E6)
+DEFAULT_CONVERTERS = {
+    'MESSAGE_ID': uuid.UUID,
+    'PRIORITY': int,
+    'LEADER': int,
+    'SESSION_ID': int,
+    'USERSPACE_USEC': int,
+    'INITRD_USEC': int,
+    'KERNEL_USEC': int,
+    '_UID': int,
+    '_GID': int,
+    '_PID': int,
+    'SYSLOG_FACILITY': int,
+    'SYSLOG_PID': int,
+    '_AUDIT_SESSION': int,
+    '_AUDIT_LOGINUID': int,
+    '_SYSTEMD_SESSION': int,
+    '_SYSTEMD_OWNER_UID': int,
+    'CODE_LINE': int,
+    'ERRNO': int,
+    'EXIT_STATUS': int,
+    '_SOURCE_REALTIME_TIMESTAMP': _REALTIME_CONVERTER,
+    '__REALTIME_TIMESTAMP': _REALTIME_CONVERTER,
+    '_SOURCE_MONOTONIC_TIMESTAMP': _MONOTONIC_CONVERTER,
+    '__MONOTONIC_TIMESTAMP': _MONOTONIC_CONVERTER,
+    'COREDUMP': bytes,
+    'COREDUMP_PID': int,
+    'COREDUMP_UID': int,
+    'COREDUMP_GID': int,
+    'COREDUMP_SESSION': int,
+    'COREDUMP_SIGNAL': int,
+    'COREDUMP_TIMESTAMP': _REALTIME_CONVERTER,
+}
+
+if sys.version_info >= (3,):
+    _convert_unicode = functools.partial(str, encoding='utf-8')
+else:
+    _convert_unicode = functools.partial(unicode, encoding='utf-8')
+
 class Journal(_Journal):
-    def __new__(cls, *args, **kwargs):
-        self = _Journal.__new__(cls, *args, **kwargs)
-        if sys.version_info[0] >= 3:
-            self.default_call = functools.partial(str, encoding='utf-8')
-        else:
-            self.default_call = functools.partial(unicode, encoding='utf-8')
-        self.call_dict = {
-            'MESSAGE_ID': uuid.UUID,
-            'PRIORITY': int,
-            'LEADER': int,
-            'SESSION_ID': int,
-            'USERSPACE_USEC': int,
-            'INITRD_USEC': int,
-            'KERNEL_USEC': int,
-            '_UID': int,
-            '_GID': int,
-            '_PID': int,
-            'SYSLOG_FACILITY': int,
-            'SYSLOG_PID': int,
-            '_AUDIT_SESSION': int,
-            '_AUDIT_LOGINUID': int,
-            '_SYSTEMD_SESSION': int,
-            '_SYSTEMD_OWNER_UID': int,
-            'CODE_LINE': int,
-            'ERRNO': int,
-            'EXIT_STATUS': int,
-            '_SOURCE_REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
-            '__REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
-            '_SOURCE_MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),
-            '__MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),
-            'COREDUMP_PID': int,
-            'COREDUMP_UID': int,
-            'COREDUMP_GID': int,
-            'COREDUMP_SESSION': int,
-            'COREDUMP_SIGNAL': int,
-            'COREDUMP_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
-        }
-        if sys.version_info[0] >= 3:
-            self.call_dict['COREDUMP'] = bytes
+    def __init__(self, converters=None, *args, **kwargs):
+        super(Journal, self).__init__(*args, **kwargs)
+        if sys.version_info >= (3,3):
+            self.converters = ChainMap()
+            if converters is not None:
+                self.converters.maps.append(converters)
+            self.converters.maps.append(DEFAULT_CONVERTERS)
         else:
-            self.call_dict['COREDUMP'] = str
-        return self
+            # suitable fallback, e.g.
+            self.converters = DEFAULT_CONVERTERS.copy()
+            if converters is not None:
+                self.converters.update(converters)
+
+    def _convert_field(self, key, value):
+        try:
+            result = self.converters[key](value)
+        except KeyError:
+            # Default conversion in unicode
+            try:
+                result = _convert_unicode(value)
+            except:
+                # Leave in default bytes
+                result = value
+        return result
+
+    def _convert_entry(self, entry):
+        result = {}
+        for key, value in entry.iteritems():
+            if isinstance(value, list):
+                result[key] = [self._convert_field(key, val) for val in value]
+            else:
+                result[key] = self._convert_field(key, value)
+        return result
+
+    def get_next(self, *args, **kwargs):
+        return self._convert_entry(
+            super(Journal, self).get_next(*args, **kwargs))
+
+    def query_unique(self, key, *args, **kwargs):
+        return set(self._convert_field(key, value)
+            for value in super(Journal, self).query_unique(key, *args, **kwargs))
 
 def _make_line(field, value):
         if isinstance(value, bytes):

commit 3ce2cc25bb8e623788fdfaf1ab5a804122a93473
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 8 22:14:18 2013 +0000

    systemd-python: MESSAGE_ID as UUID for Journal

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 1f0aafc..fafddaa 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -22,6 +22,7 @@
 import datetime
 import functools
 import sys
+import uuid
 import traceback as _traceback
 import os as _os
 import logging as _logging
@@ -39,6 +40,7 @@ class Journal(_Journal):
         else:
             self.default_call = functools.partial(unicode, encoding='utf-8')
         self.call_dict = {
+            'MESSAGE_ID': uuid.UUID,
             'PRIORITY': int,
             'LEADER': int,
             'SESSION_ID': int,

commit 2d0603bd976978a62165c79129fc3a1f8d36b9e6
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 8 22:04:42 2013 +0000

    systemd-python: moved PyRun_String to journal.py code

diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 963da11..69c6d02 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -46,57 +46,8 @@ Journal_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 
     self = (Journal *)type->tp_alloc(type, 0);
     if (self != NULL) {
-        PyObject *globals, *temp;
-
-        globals = PyEval_GetBuiltins();
-        temp = PyImport_ImportModule("functools");
-        PyDict_SetItemString(globals, "functools", temp);
-        Py_DECREF(temp);
-        temp = PyImport_ImportModule("datetime");
-        PyDict_SetItemString(globals, "datetime", temp);
-        Py_DECREF(temp);
-
-#if PY_MAJOR_VERSION >=3
-        self->default_call = PyRun_String("functools.partial(str, encoding='utf-8')", Py_eval_input, globals, NULL);
-#else
-        self->default_call = PyRun_String("functools.partial(unicode, encoding='utf-8')", Py_eval_input, globals, NULL);
-#endif
-
-        self->call_dict = PyRun_String("{"
-            "'PRIORITY': int,"
-            "'LEADER': int,"
-            "'SESSION_ID': int,"
-            "'USERSPACE_USEC': int,"
-            "'INITRD_USEC': int,"
-            "'KERNEL_USEC': int,"
-            "'_UID': int,"
-            "'_GID': int,"
-            "'_PID': int,"
-            "'SYSLOG_FACILITY': int,"
-            "'SYSLOG_PID': int,"
-            "'_AUDIT_SESSION': int,"
-            "'_AUDIT_LOGINUID': int,"
-            "'_SYSTEMD_SESSION': int,"
-            "'_SYSTEMD_OWNER_UID': int,"
-            "'CODE_LINE': int,"
-            "'ERRNO': int,"
-            "'EXIT_STATUS': int,"
-            "'_SOURCE_REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
-            "'__REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
-            "'_SOURCE_MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),"
-            "'__MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),"
-#if PY_MAJOR_VERSION >=3
-            "'COREDUMP': bytes,"
-#else
-            "'COREDUMP': str,"
-#endif
-            "'COREDUMP_PID': int,"
-            "'COREDUMP_UID': int,"
-            "'COREDUMP_GID': int,"
-            "'COREDUMP_SESSION': int,"
-            "'COREDUMP_SIGNAL': int,"
-            "'COREDUMP_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
-            "}", Py_eval_input, globals, NULL);
+        self->call_dict = PyDict_New();
+        self->default_call = Py_None;
     }
 
     return (PyObject *) self;
@@ -1149,7 +1100,7 @@ init_reader(void)
 #endif
 
     Py_INCREF(&JournalType);
-    PyModule_AddObject(m, "Journal", (PyObject *)&JournalType);
+    PyModule_AddObject(m, "_Journal", (PyObject *)&JournalType);
     PyModule_AddIntConstant(m, "NOP", SD_JOURNAL_NOP);
     PyModule_AddIntConstant(m, "APPEND", SD_JOURNAL_APPEND);
     PyModule_AddIntConstant(m, "INVALIDATE", SD_JOURNAL_INVALIDATE);
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index a1543b8..1f0aafc 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -19,15 +19,61 @@
 #  You should have received a copy of the GNU Lesser General Public License
 #  along with systemd; If not, see <http://www.gnu.org/licenses/>.
 
+import datetime
+import functools
+import sys
 import traceback as _traceback
 import os as _os
 import logging as _logging
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
 from ._journal import sendv, stream_fd
-from ._reader import (Journal, NOP, APPEND, INVALIDATE,
+from ._reader import (_Journal, NOP, APPEND, INVALIDATE,
                       LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 
+class Journal(_Journal):
+    def __new__(cls, *args, **kwargs):
+        self = _Journal.__new__(cls, *args, **kwargs)
+        if sys.version_info[0] >= 3:
+            self.default_call = functools.partial(str, encoding='utf-8')
+        else:
+            self.default_call = functools.partial(unicode, encoding='utf-8')
+        self.call_dict = {
+            'PRIORITY': int,
+            'LEADER': int,
+            'SESSION_ID': int,
+            'USERSPACE_USEC': int,
+            'INITRD_USEC': int,
+            'KERNEL_USEC': int,
+            '_UID': int,
+            '_GID': int,
+            '_PID': int,
+            'SYSLOG_FACILITY': int,
+            'SYSLOG_PID': int,
+            '_AUDIT_SESSION': int,
+            '_AUDIT_LOGINUID': int,
+            '_SYSTEMD_SESSION': int,
+            '_SYSTEMD_OWNER_UID': int,
+            'CODE_LINE': int,
+            'ERRNO': int,
+            'EXIT_STATUS': int,
+            '_SOURCE_REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
+            '__REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
+            '_SOURCE_MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),
+            '__MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),
+            'COREDUMP_PID': int,
+            'COREDUMP_UID': int,
+            'COREDUMP_GID': int,
+            'COREDUMP_SESSION': int,
+            'COREDUMP_SIGNAL': int,
+            'COREDUMP_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),
+        }
+        if sys.version_info[0] >= 3:
+            self.call_dict['COREDUMP'] = bytes
+        else:
+            self.call_dict['COREDUMP'] = str
+        return self
+
 def _make_line(field, value):
         if isinstance(value, bytes):
                 return field.encode('utf-8') + b'=' + value

commit c4e9b5b557ba956e316933c31bbefa8b48fa3f93
Author: Steven Hiscocks <steven at hiscocks.me.uk>
Date:   Fri Feb 8 19:41:21 2013 +0000

    systemd-python: add Journal class for reading journal

diff --git a/Makefile.am b/Makefile.am
index 085f4b3..fc7e8c4 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3381,7 +3381,8 @@ EXTRA_DIST += \
 if HAVE_PYTHON_DEVEL
 pkgpyexec_LTLIBRARIES = \
 	_journal.la \
-	id128.la
+	id128.la \
+	_reader.la
 
 _journal_la_SOURCES = \
 	src/python-systemd/_journal.c
@@ -3421,6 +3422,25 @@ id128_la_LIBADD = \
 	$(PYTHON_LIBS) \
 	libsystemd-id128.la
 
+_reader_la_SOURCES = \
+	src/python-systemd/_reader.c
+
+_reader_la_CFLAGS = \
+	$(AM_CFLAGS) \
+        -fvisibility=default \
+	$(PYTHON_CFLAGS)
+
+_reader_la_LDFLAGS = \
+	$(AM_LDFLAGS) \
+	-shared \
+	-module \
+	-avoid-version
+
+_reader_la_LIBADD = \
+	$(PYTHON_LIBS) \
+	libsystemd-journal.la \
+	libsystemd-id128.la
+
 dist_pkgpyexec_PYTHON = \
 	src/python-systemd/journal.py \
 	src/python-systemd/__init__.py
diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
new file mode 100644
index 0000000..963da11
--- /dev/null
+++ b/src/python-systemd/_reader.c
@@ -0,0 +1,1163 @@
+/*
+_reader - Python module that reads systemd journal similar to journalctl
+Copyright (C) 2012  Steven Hiscocks
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+#include <systemd/sd-journal.h>
+
+#include <Python.h>
+#include <structmember.h>
+#include <datetime.h>
+
+typedef struct {
+    PyObject_HEAD
+    sd_journal *j;
+    PyObject *default_call;
+    PyObject *call_dict;
+} Journal;
+static PyTypeObject JournalType;
+
+static void
+Journal_dealloc(Journal* self)
+{
+    sd_journal_close(self->j);
+    Py_XDECREF(self->default_call);
+    Py_XDECREF(self->call_dict);
+    Py_TYPE(self)->tp_free((PyObject*)self);
+}
+
+static PyObject *
+Journal_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+    Journal *self;
+
+    self = (Journal *)type->tp_alloc(type, 0);
+    if (self != NULL) {
+        PyObject *globals, *temp;
+
+        globals = PyEval_GetBuiltins();
+        temp = PyImport_ImportModule("functools");
+        PyDict_SetItemString(globals, "functools", temp);
+        Py_DECREF(temp);
+        temp = PyImport_ImportModule("datetime");
+        PyDict_SetItemString(globals, "datetime", temp);
+        Py_DECREF(temp);
+
+#if PY_MAJOR_VERSION >=3
+        self->default_call = PyRun_String("functools.partial(str, encoding='utf-8')", Py_eval_input, globals, NULL);
+#else
+        self->default_call = PyRun_String("functools.partial(unicode, encoding='utf-8')", Py_eval_input, globals, NULL);
+#endif
+
+        self->call_dict = PyRun_String("{"
+            "'PRIORITY': int,"
+            "'LEADER': int,"
+            "'SESSION_ID': int,"
+            "'USERSPACE_USEC': int,"
+            "'INITRD_USEC': int,"
+            "'KERNEL_USEC': int,"
+            "'_UID': int,"
+            "'_GID': int,"
+            "'_PID': int,"
+            "'SYSLOG_FACILITY': int,"
+            "'SYSLOG_PID': int,"
+            "'_AUDIT_SESSION': int,"
+            "'_AUDIT_LOGINUID': int,"
+            "'_SYSTEMD_SESSION': int,"
+            "'_SYSTEMD_OWNER_UID': int,"
+            "'CODE_LINE': int,"
+            "'ERRNO': int,"
+            "'EXIT_STATUS': int,"
+            "'_SOURCE_REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
+            "'__REALTIME_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
+            "'_SOURCE_MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),"
+            "'__MONOTONIC_TIMESTAMP': lambda x: datetime.timedelta(microseconds=float(x)),"
+#if PY_MAJOR_VERSION >=3
+            "'COREDUMP': bytes,"
+#else
+            "'COREDUMP': str,"
+#endif
+            "'COREDUMP_PID': int,"
+            "'COREDUMP_UID': int,"
+            "'COREDUMP_GID': int,"
+            "'COREDUMP_SESSION': int,"
+            "'COREDUMP_SIGNAL': int,"
+            "'COREDUMP_TIMESTAMP': lambda x: datetime.datetime.fromtimestamp(float(x)/1E6),"
+            "}", Py_eval_input, globals, NULL);
+    }
+
+    return (PyObject *) self;
+}
+
+PyDoc_STRVAR(Journal__doc__,
+"Journal([flags][, default_call][, call_dict][,path]) -> ...\n"
+"Journal instance\n\n"
+"Returns instance of Journal, which allows filtering and return\n"
+"of journal entries.\n"
+"Argument `flags` sets open flags of the journal, which can be one\n"
+"of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
+"journal on local machine only; RUNTIME_ONLY opens only\n"
+"volatile journal files; and SYSTEM_ONLY opens only\n"
+"journal files of system services and the kernel.\n"
+"Argument `default_call` must be a callable that accepts one\n"
+"argument which is string/bytes value of a field and returns\n"
+"python object.\n"
+"Argument `call_dict` is a dictionary where the key represents\n"
+"a field name, and value is a callable as per `default_call`.\n"
+"A set of sane defaults for `default_call` and `call_dict` are\n"
+"present.\n"
+"Argument `path` is the directory of journal files. Note that\n"
+"currently flags are ignored when `path` is present as they are\n"
+" not relevant.");
+static int
+Journal_init(Journal *self, PyObject *args, PyObject *keywds)
+{
+    int flags=SD_JOURNAL_LOCAL_ONLY;
+    char *path=NULL;
+    PyObject *default_call=NULL, *call_dict=NULL;
+
+    static char *kwlist[] = {"flags", "default_call", "call_dict", "path", NULL};
+    if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iOOs", kwlist,
+                                      &flags, &default_call, &call_dict, &path))
+        return 1;
+
+    if (default_call) {
+        if (PyCallable_Check(default_call) || default_call == Py_None) {
+            Py_DECREF(self->default_call);
+            self->default_call = default_call;
+            Py_INCREF(self->default_call);
+        }else{
+            PyErr_SetString(PyExc_TypeError, "Default call not callable");
+            return 1;
+        }
+    }
+
+    if (call_dict) {
+        if (PyDict_Check(call_dict)) {
+            Py_DECREF(self->call_dict);
+            self->call_dict = call_dict;
+            Py_INCREF(self->call_dict);
+        }else if (call_dict == Py_None) {
+            Py_DECREF(self->call_dict);
+            self->call_dict = PyDict_New();
+        }else{
+            PyErr_SetString(PyExc_TypeError, "Call dictionary must be dict type");
+            return 1;
+        }
+    }
+
+    int r;
+    if (path) {
+        r = sd_journal_open_directory(&self->j, path, 0);
+    }else{
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_open(&self->j, flags);
+        Py_END_ALLOW_THREADS
+    }
+    if (r == -EINVAL) {
+        PyErr_SetString(PyExc_ValueError, "Invalid flags or path");
+        return -1;
+    }else if (r == -ENOMEM) {
+        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+        return 1;
+    }else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error opening journal");
+        return 1;
+    }
+
+    return 0;
+}
+
+static PyObject *
+Journal___process_field(Journal *self, PyObject *key, const void *value, ssize_t value_len)
+{
+    PyObject *callable=NULL, *return_value=NULL;
+    if (PyDict_Check(self->call_dict))
+        callable = PyDict_GetItem(self->call_dict, key);
+
+    if (PyCallable_Check(callable)) {
+#if PY_MAJOR_VERSION >=3
+        return_value = PyObject_CallFunction(callable, "y#", value, value_len);
+#else
+        return_value = PyObject_CallFunction(callable, "s#", value, value_len);
+#endif
+        if (!return_value)
+            PyErr_Clear();
+    }
+    if (!return_value && PyCallable_Check(self->default_call))
+#if PY_MAJOR_VERSION >=3
+        return_value = PyObject_CallFunction(self->default_call, "y#", value, value_len);
+#else
+        return_value = PyObject_CallFunction(self->default_call, "s#", value, value_len);
+#endif
+    if (!return_value) {
+        PyErr_Clear();
+#if PY_MAJOR_VERSION >=3
+        return_value = PyBytes_FromStringAndSize(value, value_len);
+#else
+        return_value = PyString_FromStringAndSize(value, value_len);
+#endif
+    }
+    if (!return_value) {
+        return_value = Py_None;
+    }
+    return return_value;
+}
+
+PyDoc_STRVAR(Journal_get_next__doc__,
+"get_next([skip]) -> dict\n\n"
+"Return dictionary of the next log entry. Optional skip value will\n"
+"return the `skip`th log entry.");
+static PyObject *
+Journal_get_next(Journal *self, PyObject *args)
+{
+    int64_t skip=1LL;
+    if (! PyArg_ParseTuple(args, "|L", &skip))
+        return NULL;
+
+    int r;
+    if (skip == 1LL) {
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_next(self->j);
+        Py_END_ALLOW_THREADS
+    }else if (skip == -1LL) {
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_previous(self->j);
+        Py_END_ALLOW_THREADS
+    }else if (skip > 1LL) {
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_next_skip(self->j, skip);
+        Py_END_ALLOW_THREADS
+    }else if (skip < -1LL) {
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_previous_skip(self->j, -skip);
+        Py_END_ALLOW_THREADS
+    }else{
+        PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
+        return NULL;
+    }
+
+    if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error getting next message");
+        return NULL;
+    }else if ( r == 0) { //EOF
+        return PyDict_New();
+    }
+
+    PyObject *dict;
+    dict = PyDict_New();
+
+    const void *msg;
+    size_t msg_len;
+    const char *delim_ptr;
+    PyObject *key, *value, *cur_value, *tmp_list;
+
+    SD_JOURNAL_FOREACH_DATA(self->j, msg, msg_len) {
+        delim_ptr = memchr(msg, '=', msg_len);
+#if PY_MAJOR_VERSION >=3
+        key = PyUnicode_FromStringAndSize(msg, delim_ptr - (const char*) msg);
+#else
+        key = PyString_FromStringAndSize(msg, delim_ptr - (const char*) msg);
+#endif
+        value = Journal___process_field(self, key, delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
+        if (PyDict_Contains(dict, key)) {
+            cur_value = PyDict_GetItem(dict, key);
+            if (PyList_CheckExact(cur_value) && PyList_Size(cur_value) > 1) {
+                PyList_Append(cur_value, value);
+            }else{
+                tmp_list = PyList_New(0);
+                PyList_Append(tmp_list, cur_value);
+                PyList_Append(tmp_list, value);
+                PyDict_SetItem(dict, key, tmp_list);
+                Py_DECREF(tmp_list);
+            }
+        }else{
+            PyDict_SetItem(dict, key, value);
+        }
+        Py_DECREF(key);
+        Py_DECREF(value);
+    }
+
+    uint64_t realtime;
+    if (sd_journal_get_realtime_usec(self->j, &realtime) == 0) {
+        char realtime_str[20];
+        sprintf(realtime_str, "%llu", (long long unsigned) realtime);
+
+#if PY_MAJOR_VERSION >=3
+        key = PyUnicode_FromString("__REALTIME_TIMESTAMP");
+#else
+        key = PyString_FromString("__REALTIME_TIMESTAMP");
+#endif
+        value = Journal___process_field(self, key, realtime_str, strlen(realtime_str));
+        PyDict_SetItem(dict, key, value);
+        Py_DECREF(key);
+        Py_DECREF(value);
+    }
+
+    sd_id128_t sd_id;
+    uint64_t monotonic;
+    if (sd_journal_get_monotonic_usec(self->j, &monotonic, &sd_id) == 0) {
+        char monotonic_str[20];
+        sprintf(monotonic_str, "%llu", (long long unsigned) monotonic);
+#if PY_MAJOR_VERSION >=3
+        key = PyUnicode_FromString("__MONOTONIC_TIMESTAMP");
+#else
+        key = PyString_FromString("__MONOTONIC_TIMESTAMP");
+#endif
+        value = Journal___process_field(self, key, monotonic_str, strlen(monotonic_str));
+
+        PyDict_SetItem(dict, key, value);
+        Py_DECREF(key);
+        Py_DECREF(value);
+    }
+
+    char *cursor;
+    if (sd_journal_get_cursor(self->j, &cursor) > 0) { //Should return 0...
+#if PY_MAJOR_VERSION >=3
+        key = PyUnicode_FromString("__CURSOR");
+#else
+        key = PyString_FromString("__CURSOR");
+#endif
+        value = Journal___process_field(self, key, cursor, strlen(cursor));
+        PyDict_SetItem(dict, key, value);
+        free(cursor);
+        Py_DECREF(key);
+        Py_DECREF(value);
+    }
+
+    return dict;
+}
+
+PyDoc_STRVAR(Journal_get_previous__doc__,
+"get_previous([skip]) -> dict\n\n"
+"Return dictionary of the previous log entry. Optional skip value\n"
+"will return the -`skip`th log entry. Equivalent to get_next(-skip).");
+static PyObject *
+Journal_get_previous(Journal *self, PyObject *args)
+{
+    int64_t skip=1LL;
+    if (! PyArg_ParseTuple(args, "|L", &skip))
+        return NULL;
+
+    PyObject *dict, *arg;
+    arg = Py_BuildValue("(L)", -skip);
+    dict = Journal_get_next(self, arg);
+    Py_DECREF(arg);
+    return dict;
+}
+
+PyDoc_STRVAR(Journal_add_match__doc__,
+"add_match(match, ..., field=value, ...) -> None\n\n"
+"Add a match to filter journal log entries. All matches of different\n"
+"field are combined in logical AND, and matches of the same field\n"
+"are automatically combined in logical OR.\n"
+"Matches can be passed as strings \"field=value\", or keyword\n"
+"arguments field=\"value\".");
+static PyObject *
+Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
+{
+    Py_ssize_t arg_match_len;
+    char *arg_match;
+    int i, r;
+    for (i = 0; i < PySequence_Size(args); i++) {
+#if PY_MAJOR_VERSION >=3
+        PyObject *arg;
+        arg = PySequence_Fast_GET_ITEM(args, i);
+        if (PyUnicode_Check(arg)) {
+#if PY_MINOR_VERSION >=3
+            arg_match = PyUnicode_AsUTF8AndSize(arg, &arg_match_len);
+#else
+            PyObject *temp;
+            temp = PyUnicode_AsUTF8String(arg);
+            PyBytes_AsStringAndSize(temp, &arg_match, &arg_match_len);
+            Py_DECREF(temp);
+#endif
+        }else if (PyBytes_Check(arg)) {
+            PyBytes_AsStringAndSize(arg, &arg_match, &arg_match_len);
+        }else{
+            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
+        }
+#else
+        PyString_AsStringAndSize(PySequence_Fast_GET_ITEM(args, i), &arg_match, &arg_match_len);
+#endif
+        if (PyErr_Occurred())
+            return NULL;
+        r = sd_journal_add_match(self->j, arg_match, arg_match_len);
+        if (r == -EINVAL) {
+            PyErr_SetString(PyExc_ValueError, "Invalid match");
+            return NULL;
+        }else if (r == -ENOMEM) {
+            PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+            return NULL;
+        }else if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error adding match");
+            return NULL;
+        }
+    }
+
+    if (! keywds)
+        Py_RETURN_NONE;
+
+    PyObject *key, *value;
+    Py_ssize_t pos=0, match_key_len, match_value_len;
+    int match_len;
+    char *match_key, *match_value;
+    void *match;
+    while (PyDict_Next(keywds, &pos, &key, &value)) {
+#if PY_MAJOR_VERSION >=3
+        if (PyUnicode_Check(key)) {
+#if PY_MINOR_VERSION >=3
+            match_key = PyUnicode_AsUTF8AndSize(key, &match_key_len);
+#else
+            PyObject *temp2;
+            temp2 = PyUnicode_AsUTF8String(key);
+            PyBytes_AsStringAndSize(temp2, &match_key, &match_key_len);
+            Py_DECREF(temp2);
+#endif
+        }else if (PyBytes_Check(key)) {
+            PyBytes_AsStringAndSize(key, &match_key, &match_key_len);
+        }else{
+            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
+        }
+        if (PyUnicode_Check(value)) {
+#if PY_MINOR_VERSION >=3
+            match_value = PyUnicode_AsUTF8AndSize(value, &match_value_len);
+#else
+            PyObject *temp3;
+            temp3 = PyUnicode_AsUTF8String(value);
+            PyBytes_AsStringAndSize(temp3, &match_value, &match_value_len);
+            Py_DECREF(temp3);
+#endif
+        }else if (PyBytes_Check(value)) {
+            PyBytes_AsStringAndSize(value, &match_value, &match_value_len);
+        }else{
+            PyErr_SetString(PyExc_TypeError, "expected bytes or string");
+        }
+#else
+        PyString_AsStringAndSize(key, &match_key, &match_key_len);
+        PyString_AsStringAndSize(value, &match_value, &match_value_len);
+#endif
+        if (PyErr_Occurred())
+            return NULL;
+
+        match_len = match_key_len + 1 + match_value_len;
+        match = malloc(match_len);
+        memcpy(match, match_key, match_key_len);
+        memcpy(match + match_key_len, "=", 1);
+        memcpy(match + match_key_len + 1, match_value, match_value_len);
+
+        r = sd_journal_add_match(self->j, match, match_len);
+        free(match);
+        if (r == -EINVAL) {
+            PyErr_SetString(PyExc_ValueError, "Invalid match");
+            return NULL;
+        }else if (r == -ENOMEM) {
+            PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+            return NULL;
+        }else if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error adding match");
+            return NULL;
+        }
+    }
+
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_add_disjunction__doc__,
+"add_disjunction() -> None\n\n"
+"Once called, all matches before and after are combined in logical\n"
+"OR.");
+static PyObject *
+Journal_add_disjunction(Journal *self, PyObject *args)
+{
+    int r;
+    r = sd_journal_add_disjunction(self->j);
+    if (r == -ENOMEM) {
+        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+        return NULL;
+    }else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error adding disjunction");
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_flush_matches__doc__,
+"flush_matches() -> None\n\n"
+"Clears all current match filters.");
+static PyObject *
+Journal_flush_matches(Journal *self, PyObject *args)
+{
+    sd_journal_flush_matches(self->j);
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_seek__doc__,
+"seek(offset[, whence]) -> None\n\n"
+"Seek through journal by `offset` number of entries. Argument\n"
+"`whence` defines what the offset is relative to:\n"
+"os.SEEK_SET (default) from first match in journal;\n"
+"os.SEEK_CUR from current position in journal;\n"
+"and os.SEEK_END is from last match in journal.");
+static PyObject *
+Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
+{
+    int64_t offset;
+    int whence=SEEK_SET;
+    static char *kwlist[] = {"offset", "whence", NULL};
+
+    if (! PyArg_ParseTupleAndKeywords(args, keywds, "L|i", kwlist,
+                                      &offset, &whence))
+        return NULL;
+
+    PyObject *arg;
+    if (whence == SEEK_SET){
+        int r;
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_seek_head(self->j);
+        Py_END_ALLOW_THREADS
+        if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error seeking to head");
+            return NULL;
+        }
+        if (offset > 0LL) {
+            arg = Py_BuildValue("(L)", offset);
+            Py_DECREF(Journal_get_next(self, arg));
+            Py_DECREF(arg);
+        }
+    }else if (whence == SEEK_CUR){
+        arg = Py_BuildValue("(L)", offset);
+        Py_DECREF(Journal_get_next(self, arg));
+        Py_DECREF(arg);
+    }else if (whence == SEEK_END){
+        int r;
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_seek_tail(self->j);
+        Py_END_ALLOW_THREADS
+        if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error seeking to tail");
+            return NULL;
+        }
+        arg = Py_BuildValue("(L)", -1LL);
+        Py_DECREF(Journal_get_next(self, arg));
+        Py_DECREF(arg);
+        if (offset < 0LL) {
+            arg = Py_BuildValue("(L)", offset);
+            Py_DECREF(Journal_get_next(self, arg));
+            Py_DECREF(arg);
+        }
+    }else{
+        PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_seek_realtime__doc__,
+"seek_realtime(realtime) -> None\n\n"
+"Seek to nearest matching journal entry to `realtime`. Argument\n"
+"`realtime` can be an integer unix timestamp in usecs or a "
+"datetime instance.");
+static PyObject *
+Journal_seek_realtime(Journal *self, PyObject *args)
+{
+    PyObject *arg;
+    if (! PyArg_ParseTuple(args, "O", &arg))
+        return NULL;
+
+    uint64_t timestamp=-1LL;
+    if (PyDateTime_Check(arg)) {
+        PyObject *temp;
+        char *timestamp_str;
+        temp = PyObject_CallMethod(arg, "strftime", "s", "%s%f");
+#if PY_MAJOR_VERSION >=3
+        PyObject *temp2;
+        temp2 = PyUnicode_AsUTF8String(temp);
+        timestamp_str = PyBytes_AsString(temp2);
+        Py_DECREF(temp2);
+#else
+        timestamp_str = PyString_AsString(temp);
+#endif
+        Py_DECREF(temp);
+        timestamp = strtoull(timestamp_str, NULL, 10);
+    }else if (PyLong_Check(arg)) {
+        timestamp = PyLong_AsUnsignedLongLong(arg);
+#if PY_MAJOR_VERSION <3
+    }else if (PyInt_Check(arg)) {
+        timestamp = PyInt_AsUnsignedLongLongMask(arg);
+#endif
+    }
+    if ((int64_t) timestamp < 0LL) {
+        PyErr_SetString(PyExc_ValueError, "Time must be positive integer or datetime instance");
+        return NULL;
+    }
+
+    int r;
+    Py_BEGIN_ALLOW_THREADS
+    r = sd_journal_seek_realtime_usec(self->j, timestamp);
+    Py_END_ALLOW_THREADS
+    if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_seek_monotonic__doc__,
+"seek_monotonic(monotonic[, bootid]) -> None\n\n"
+"Seek to nearest matching journal entry to `monotonic`. Argument\n"
+"`monotonic` is an timestamp from boot in secs, or a\n"
+"timedelta instance.\n"
+"Argument `bootid` is a string representing which boot the\n"
+"monotonic time is reference to. Defaults to current bootid.");
+static PyObject *
+Journal_seek_monotonic(Journal *self, PyObject *args)
+{
+    PyObject *arg;
+    char *bootid=NULL;
+    if (! PyArg_ParseTuple(args, "O|s", &arg, &bootid))
+        return NULL;
+
+    uint64_t timestamp=-1LL;
+    if PyDelta_Check(arg) {
+        PyObject *temp;
+        temp = PyObject_CallMethod(arg, "total_seconds", NULL);
+        timestamp = (uint64_t) (PyFloat_AsDouble(temp) * 1E6);
+        Py_DECREF(temp);
+    }else if (PyFloat_Check(arg)) {
+        timestamp = (uint64_t) (PyFloat_AsDouble(arg) * 1E6);
+    }else if (PyLong_Check(arg)) {
+        timestamp = PyLong_AsUnsignedLongLong(arg) * (uint64_t) 1E6;
+#if PY_MAJOR_VERSION <3
+    }else if (PyInt_Check(arg)) {
+        timestamp = PyInt_AsUnsignedLongLongMask(arg) * (uint64_t) 1E6;
+#endif
+
+    }
+
+    if ((int64_t) timestamp < 0LL) {
+        PyErr_SetString(PyExc_ValueError, "Time must be positive number or timedelta instance");
+        return NULL;
+    }
+
+    sd_id128_t sd_id;
+    int r;
+    if (bootid) {
+        r = sd_id128_from_string(bootid, &sd_id);
+        if (r == -EINVAL) {
+            PyErr_SetString(PyExc_ValueError, "Invalid bootid");
+            return NULL;
+        } else if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error processing bootid");
+            return NULL;
+        }
+    }else{
+        r = sd_id128_get_boot(&sd_id);
+        if (r == -EIO) {
+            PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
+            return NULL;
+        } else if (r < 0) {
+            PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
+            return NULL;
+        }
+    }
+
+    Py_BEGIN_ALLOW_THREADS
+    r = sd_journal_seek_monotonic_usec(self->j, sd_id, timestamp);
+    Py_END_ALLOW_THREADS
+    if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+ 
+PyDoc_STRVAR(Journal_wait__doc__,
+"wait([timeout]) -> Change state (integer)\n\n"
+"Waits until there is a change in the journal. Argument `timeout`\n"
+"is the maximum number of seconds to wait before returning\n"
+"regardless if journal has changed. If `timeout` is not given or is\n"
+"0, then it will block forever.\n"
+"Will return constants: NOP if no change; APPEND if new\n"
+"entries have been added to the end of the journal; and\n"
+"INVALIDATE if journal files have been added or removed.");
+static PyObject *
+Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
+{
+    int64_t timeout=0LL;
+    if (! PyArg_ParseTuple(args, "|L", &timeout))
+        return NULL;
+
+    int r;
+    if ( timeout == 0LL) {
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_wait(self->j, (uint64_t) -1);
+        Py_END_ALLOW_THREADS
+    }else{
+        Py_BEGIN_ALLOW_THREADS
+        r = sd_journal_wait(self->j, timeout * 1E6);
+        Py_END_ALLOW_THREADS
+    }
+#if PY_MAJOR_VERSION >=3
+    return PyLong_FromLong(r);
+#else
+    return PyInt_FromLong(r);
+#endif
+}
+
+PyDoc_STRVAR(Journal_seek_cursor__doc__,
+"seek_cursor(cursor) -> None\n\n"
+"Seeks to journal entry by given unique reference `cursor`.");
+static PyObject *
+Journal_seek_cursor(Journal *self, PyObject *args)
+{
+    const char *cursor;
+    if (! PyArg_ParseTuple(args, "s", &cursor))
+        return NULL;
+
+    int r;
+    Py_BEGIN_ALLOW_THREADS
+    r = sd_journal_seek_cursor(self->j, cursor);
+    Py_END_ALLOW_THREADS
+    if (r == -EINVAL) {
+        PyErr_SetString(PyExc_ValueError, "Invalid cursor");
+        return NULL;
+    }else if (r == -ENOMEM) {
+        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+        return NULL;
+    }else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error seeking to cursor");
+        return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+static PyObject *
+Journal_iter(PyObject *self)
+{
+    Py_INCREF(self);
+    return self;
+}
+
+static PyObject *
+Journal_iternext(PyObject *self)
+{
+    Journal *iter = (Journal *)self;
+    PyObject *dict, *arg;
+    Py_ssize_t dict_size;
+
+    arg =  Py_BuildValue("()");
+    dict = Journal_get_next(iter, arg);
+    Py_DECREF(arg);
+    dict_size = PyDict_Size(dict);
+    if ((int64_t) dict_size > 0LL) {
+        return dict;
+    }else{
+        Py_DECREF(dict);
+        PyErr_SetNone(PyExc_StopIteration);
+        return NULL;
+    }
+}
+
+#ifdef SD_JOURNAL_FOREACH_UNIQUE
+PyDoc_STRVAR(Journal_query_unique__doc__,
+"query_unique(field) -> a set of values\n\n"
+"Returns a set of unique values in journal for given `field`.\n"
+"Note this does not respect any journal matches.");
+static PyObject *
+Journal_query_unique(Journal *self, PyObject *args)
+{
+    char *query;
+    if (! PyArg_ParseTuple(args, "s", &query))
+        return NULL;
+
+    int r;
+    Py_BEGIN_ALLOW_THREADS
+    r = sd_journal_query_unique(self->j, query);
+    Py_END_ALLOW_THREADS
+    if (r == -EINVAL) {
+        PyErr_SetString(PyExc_ValueError, "Invalid field name");
+        return NULL;
+    } else if (r == -ENOMEM) {
+        PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+        return NULL;
+    } else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error querying journal");
+        return NULL;
+    }
+
+    const void *uniq;
+    size_t uniq_len;
+    const char *delim_ptr;
+    PyObject *value_set, *key, *value;
+    value_set = PySet_New(0);
+
+#if PY_MAJOR_VERSION >=3
+    key = PyUnicode_FromString(query);
+#else
+    key = PyString_FromString(query);
+#endif
+
+    SD_JOURNAL_FOREACH_UNIQUE(self->j, uniq, uniq_len) {
+        delim_ptr = memchr(uniq, '=', uniq_len);
+        value = Journal___process_field(self, key, delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
+        PySet_Add(value_set, value);
+        Py_DECREF(value);
+    }
+    Py_DECREF(key);
+    return value_set;
+}
+#endif //def SD_JOURNAL_FOREACH_UNIQUE
+
+PyDoc_STRVAR(Journal_log_level__doc__,
+"log_level(level) -> None\n\n"
+"Sets maximum log level by setting matches for PRIORITY.");
+static PyObject *
+Journal_log_level(Journal *self, PyObject *args)
+{
+    int level;
+    if (! PyArg_ParseTuple(args, "i", &level))
+        return NULL;
+
+    if (level < 0 || level > 7) {
+        PyErr_SetString(PyExc_ValueError, "Log level should be 0 <= level <= 7");
+        return NULL;
+    }
+    int i;
+    char level_str[2];
+    PyObject *arg, *keywds;
+    for(i = 0; i <= level; i++) {
+        sprintf(level_str, "%i", i);
+        arg = PyTuple_New(0);
+        keywds = Py_BuildValue("{s:s}", "PRIORITY", level_str);
+        Journal_add_match(self, arg, keywds);
+        Py_DECREF(arg);
+        Py_DECREF(keywds);
+        if (PyErr_Occurred())
+            return NULL;
+    }
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_this_boot__doc__,
+"this_boot() -> None\n\n"
+"Sets match filter for the current _BOOT_ID.");
+static PyObject *
+Journal_this_boot(Journal *self, PyObject *args)
+{
+    sd_id128_t sd_id;
+    int r;
+    r = sd_id128_get_boot(&sd_id);
+    if (r == -EIO) {
+        PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
+        return NULL;
+    } else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
+        return NULL;
+    }
+
+    char bootid[33];
+    sd_id128_to_string(sd_id, bootid);
+
+    PyObject *arg, *keywds;
+    arg = PyTuple_New(0);
+    keywds = Py_BuildValue("{s:s}", "_BOOT_ID", bootid);
+    Journal_add_match(self, arg, keywds);
+    Py_DECREF(arg);
+    Py_DECREF(keywds);
+    if (PyErr_Occurred())
+        return NULL;
+
+    Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Journal_this_machine__doc__,
+"this_machine() -> None\n\n"
+"Sets match filter for the current _MACHINE_ID.");
+static PyObject *
+Journal_this_machine(Journal *self, PyObject *args)
+{
+    sd_id128_t sd_id;
+    int r;
+    r = sd_id128_get_machine(&sd_id);
+    if (r == -EIO) {
+        PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
+        return NULL;
+    } else if (r < 0) {
+        PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
+        return NULL;
+    }
+
+    char machineid[33];
+    sd_id128_to_string(sd_id, machineid);
+
+    PyObject *arg, *keywds;
+    arg = PyTuple_New(0);
+    keywds = Py_BuildValue("{s:s}", "_MACHINE_ID", machineid);
+    Journal_add_match(self, arg, keywds);
+    Py_DECREF(arg);
+    Py_DECREF(keywds);
+    if (PyErr_Occurred())
+        return NULL;
+
+    Py_RETURN_NONE;
+}
+
+static PyObject *
+Journal_get_default_call(Journal *self, void *closure)
+{
+    Py_INCREF(self->default_call);
+    return self->default_call;
+}
+
+static int
+Journal_set_default_call(Journal *self, PyObject *value, void *closure)
+{
+    if (value == NULL) {
+        PyErr_SetString(PyExc_TypeError, "Cannot delete default_call");
+        return -1;
+    }
+    if (! PyCallable_Check(value)) {
+        PyErr_SetString(PyExc_TypeError, "default_call must be callable");
+        return -1;
+    }
+    Py_DECREF(self->default_call);
+    Py_INCREF(value);
+    self->default_call = value;
+
+    return 0;
+}
+
+static PyObject *
+Journal_get_call_dict(Journal *self, void *closure)
+{
+    Py_INCREF(self->call_dict);
+    return self->call_dict;
+}
+
+static int
+Journal_set_call_dict(Journal *self, PyObject *value, void *closure)
+{
+    if (value == NULL) {
+        PyErr_SetString(PyExc_TypeError, "Cannot delete call_dict");
+        return -1;
+    }
+    if (! PyDict_Check(value)) {
+        PyErr_SetString(PyExc_TypeError, "call_dict must be dict type");
+        return -1;
+    }
+    Py_DECREF(self->call_dict);
+    Py_INCREF(value);
+    self->call_dict = value;
+
+    return 0;
+}
+
+static PyObject *
+Journal_get_data_threshold(Journal *self, void *closure)
+{
+    size_t cvalue;
+    PyObject *value;
+    int r;
+
+    r = sd_journal_get_data_threshold(self->j, &cvalue);
+    if (r < 0){
+        PyErr_SetString(PyExc_RuntimeError, "Error getting data threshold");
+        return NULL;
+    }
+
+#if PY_MAJOR_VERSION >=3
+    value = PyLong_FromSize_t(cvalue);
+#else
+    value = PyInt_FromSize_t(cvalue);
+#endif
+    return value;
+}
+
+static int
+Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
+{
+    if (value == NULL) {
+        PyErr_SetString(PyExc_TypeError, "Cannot delete data threshold");
+        return -1;
+    }
+#if PY_MAJOR_VERSION >=3
+    if (! PyLong_Check(value)){
+#else
+    if (! PyInt_Check(value)){
+#endif
+        PyErr_SetString(PyExc_TypeError, "Data threshold must be int");
+        return -1;
+    }
+    int r;
+#if PY_MAJOR_VERSION >=3
+    r = sd_journal_set_data_threshold(self->j, (size_t) PyLong_AsLong(value));
+#else
+    r = sd_journal_set_data_threshold(self->j, (size_t) PyInt_AsLong(value));
+#endif
+    if (r < 0){
+        PyErr_SetString(PyExc_RuntimeError, "Error setting data threshold");
+        return -1;
+    }
+    return 0;
+}
+
+static PyGetSetDef Journal_getseters[] = {
+    {"data_threshold",
+    (getter)Journal_get_data_threshold,
+    (setter)Journal_set_data_threshold,
+    "data threshold",
+    NULL},
+    {"call_dict",
+    (getter)Journal_get_call_dict,
+    (setter)Journal_set_call_dict,
+    "dictionary of calls for each field",
+    NULL},
+    {"default_call",
+    (getter)Journal_get_default_call,
+    (setter)Journal_set_default_call,
+    "default call for values for fields",
+    NULL},
+    {NULL}
+};
+
+static PyMethodDef Journal_methods[] = {
+    {"get_next", (PyCFunction)Journal_get_next, METH_VARARGS,
+    Journal_get_next__doc__},
+    {"get_previous", (PyCFunction)Journal_get_previous, METH_VARARGS,
+    Journal_get_previous__doc__},
+    {"add_match", (PyCFunction)Journal_add_match, METH_VARARGS|METH_KEYWORDS,
+    Journal_add_match__doc__},
+    {"add_disjunction", (PyCFunction)Journal_add_disjunction, METH_NOARGS,
+    Journal_add_disjunction__doc__},
+    {"flush_matches", (PyCFunction)Journal_flush_matches, METH_NOARGS,
+    Journal_flush_matches__doc__},
+    {"seek", (PyCFunction)Journal_seek, METH_VARARGS | METH_KEYWORDS,
+    Journal_seek__doc__},
+    {"seek_realtime", (PyCFunction)Journal_seek_realtime, METH_VARARGS,
+    Journal_seek_realtime__doc__},
+    {"seek_monotonic", (PyCFunction)Journal_seek_monotonic, METH_VARARGS,
+    Journal_seek_monotonic__doc__},
+    {"wait", (PyCFunction)Journal_wait, METH_VARARGS,
+    Journal_wait__doc__},
+    {"seek_cursor", (PyCFunction)Journal_seek_cursor, METH_VARARGS,
+    Journal_seek_cursor__doc__},
+#ifdef SD_JOURNAL_FOREACH_UNIQUE
+    {"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
+    Journal_query_unique__doc__},
+#endif
+    {"log_level", (PyCFunction)Journal_log_level, METH_VARARGS,
+    Journal_log_level__doc__},
+    {"this_boot", (PyCFunction)Journal_this_boot, METH_NOARGS,
+    Journal_this_boot__doc__},
+    {"this_machine", (PyCFunction)Journal_this_machine, METH_NOARGS,
+    Journal_this_machine__doc__},
+    {NULL}  /* Sentinel */
+};
+
+static PyTypeObject JournalType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "_reader.Journal",           /*tp_name*/
+    sizeof(Journal),                  /*tp_basicsize*/
+    0,                                /*tp_itemsize*/
+    (destructor)Journal_dealloc,      /*tp_dealloc*/
+    0,                                /*tp_print*/
+    0,                                /*tp_getattr*/
+    0,                                /*tp_setattr*/
+    0,                                /*tp_compare*/
+    0,                                /*tp_repr*/
+    0,                                /*tp_as_number*/
+    0,                                /*tp_as_sequence*/
+    0,                                /*tp_as_mapping*/
+    0,                                /*tp_hash */
+    0,                                /*tp_call*/
+    0,                                /*tp_str*/
+    0,                                /*tp_getattro*/
+    0,                                /*tp_setattro*/
+    0,                                /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,/*tp_flags*/
+    Journal__doc__,                   /* tp_doc */
+    0,                                /* tp_traverse */
+    0,                                /* tp_clear */
+    0,                                /* tp_richcompare */
+    0,                                /* tp_weaklistoffset */
+    Journal_iter,                     /* tp_iter */
+    Journal_iternext,                 /* tp_iternext */
+    Journal_methods,                  /* tp_methods */
+    0,                                /* tp_members */
+    Journal_getseters,                /* tp_getset */
+    0,                                /* tp_base */
+    0,                                /* tp_dict */
+    0,                                /* tp_descr_get */
+    0,                                /* tp_descr_set */
+    0,                                /* tp_dictoffset */
+    (initproc)Journal_init,           /* tp_init */
+    0,                                /* tp_alloc */
+    Journal_new,                      /* tp_new */
+};
+
+#if PY_MAJOR_VERSION >= 3
+static PyModuleDef _reader_module = {
+    PyModuleDef_HEAD_INIT,
+    "_reader",
+    "Module that reads systemd journal similar to journalctl.",
+    -1,
+    NULL, NULL, NULL, NULL, NULL
+};
+#endif
+
+PyMODINIT_FUNC
+#if PY_MAJOR_VERSION >= 3
+PyInit__reader(void)
+#else
+init_reader(void) 
+#endif
+{
+    PyObject* m;
+
+    PyDateTime_IMPORT;
+
+    if (PyType_Ready(&JournalType) < 0)
+#if PY_MAJOR_VERSION >= 3
+        return NULL;
+#else
+        return;
+#endif
+
+#if PY_MAJOR_VERSION >= 3
+    m = PyModule_Create(&_reader_module);
+    if (m == NULL)
+        return NULL;
+#else
+    m = Py_InitModule3("_reader", NULL,
+                   "Module that reads systemd journal similar to journalctl.");
+    if (m == NULL)
+        return;
+#endif
+
+    Py_INCREF(&JournalType);
+    PyModule_AddObject(m, "Journal", (PyObject *)&JournalType);
+    PyModule_AddIntConstant(m, "NOP", SD_JOURNAL_NOP);
+    PyModule_AddIntConstant(m, "APPEND", SD_JOURNAL_APPEND);
+    PyModule_AddIntConstant(m, "INVALIDATE", SD_JOURNAL_INVALIDATE);
+    PyModule_AddIntConstant(m, "LOCAL_ONLY", SD_JOURNAL_LOCAL_ONLY);
+    PyModule_AddIntConstant(m, "RUNTIME_ONLY", SD_JOURNAL_RUNTIME_ONLY);
+    PyModule_AddIntConstant(m, "SYSTEM_ONLY", SD_JOURNAL_SYSTEM_ONLY);
+
+#if PY_MAJOR_VERSION >= 3
+    return m;
+#endif
+}
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 47849a3..a1543b8 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -25,6 +25,8 @@ import logging as _logging
 from syslog import (LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR,
                     LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG)
 from ._journal import sendv, stream_fd
+from ._reader import (Journal, NOP, APPEND, INVALIDATE,
+                      LOCAL_ONLY, RUNTIME_ONLY, SYSTEM_ONLY)
 
 def _make_line(field, value):
         if isinstance(value, bytes):

commit 9015fa646e04fc3cb180bea24c33d34edbb48ed7
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sat Feb 9 15:37:35 2013 -0500

    python: build html docs using sphinx
    
    Build instructions:
       make
       make DESTIDIR=/tmp/... install
       make DESTIDIR=/tmp/... sphinx-html sphinx-man sphinx-epub ...

diff --git a/Makefile.am b/Makefile.am
index 42d3544..085f4b3 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3433,6 +3433,14 @@ BUILT_SOURCES += \
 	src/python-systemd/id128-constants.h
 endif
 
+if ENABLE_SPHINX
+PAPER = $(shell cat /etc/papersize 2>/dev/null || echo a4)
+SPHINXOPTS = -D latex_paper_size=$(PAPER)
+sphinx-%:
+	$(AM_V_GEN)PYTHONPATH=$(DESTDIR)$(pyexecdir) $(SPHINX_BUILD) -b $* $(SPHINXOPTS) $(top_srcdir)/src/python-systemd/docs $(top_builddir)/man/python-systemd/
+	$(AM_V_at)echo Output has been generated in $(abs_top_builddir)/man/python-systemd/
+endif
+
 # ------------------------------------------------------------------------------
 SED_PROCESS = \
 	$(AM_V_GEN)$(MKDIR_P) $(dir $@) && \
diff --git a/README b/README
index 297d8f7..1aa044b 100644
--- a/README
+++ b/README
@@ -81,6 +81,7 @@ REQUIREMENTS:
         gperf
         gtkdocize (optional)
         python (optional)
+        sphinx (optional)
 
         When systemd-hostnamed is used it is strongly recommended to
         install nss-myhostname to ensure that in a world of
@@ -93,6 +94,12 @@ REQUIREMENTS:
         please build D-Bus without systemd first, then build systemd,
         then rebuild D-Bus with systemd support.
 
+        To build HTML documentation for python-systemd using sphinx,
+        please first install systemd (using 'make install'), and then
+        invoke sphinx-build with 'make sphinx-<target>', with <target>
+        being 'html' or 'latexpdf'. If using DESTDIR for installation,
+        pass the same DESTDIR to 'make sphinx-html' invocation.
+
 WARNINGS:
         systemd will warn you during boot if /etc/mtab is not a
         symlink to /proc/mounts. Please ensure that /etc/mtab is a
diff --git a/configure.ac b/configure.ac
index 834b123..5737c65 100644
--- a/configure.ac
+++ b/configure.ac
@@ -180,6 +180,19 @@ AS_IF([test "x$with_python" != "xno"], [
 ])
 AM_CONDITIONAL([HAVE_PYTHON_DEVEL], [test "$have_python_devel" = "yes"])
 
+AC_ARG_ENABLE(sphinx, AS_HELP_STRING([--enable-sphinx],
+              [use sphinx to build documentation for python-systemd]))
+AS_IF([test "x$enable_sphinx" = "xyes"], [
+        AC_PATH_PROGS(SPHINX_BUILD, sphinx-build-${PYTHON_VERSION} sphinx-build)
+        AS_IF([test -z "$SPHINX_BUILD"], [
+              AC_MSG_ERROR([*** sphinx build requested, but sphinx-build not found])
+        ])
+        AS_IF([test "x$have_python_devel" != "xyes"], [
+              AC_MSG_ERROR([*** sphinx build requested, but python support not enabled])
+        ])
+])
+AM_CONDITIONAL(ENABLE_SPHINX, [test "x$enable_sphinx" = "xyes"])
+
 # ------------------------------------------------------------------------------
 
 AC_SEARCH_LIBS([mq_open], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
@@ -902,6 +915,7 @@ AC_MSG_RESULT([
         Python Headers:          ${have_python_devel}
         man pages:               ${have_manpages}
         gtk-doc:                 ${enable_gtk_doc}
+        sphinx documentation:    ${enable_sphinx}
         Split /usr:              ${enable_split_usr}
         SysV compatibility:      ${SYSTEM_SYSV_COMPAT}
 
diff --git a/man/.gitignore b/man/.gitignore
index 1876794..fcf4dab 100644
--- a/man/.gitignore
+++ b/man/.gitignore
@@ -2,3 +2,4 @@
 /systemd.index.xml
 /systemd.unit.xml
 /*.[13578]
+/python-systemd/
diff --git a/src/python-systemd/.gitignore b/src/python-systemd/.gitignore
index ed3a500..4124b7a 100644
--- a/src/python-systemd/.gitignore
+++ b/src/python-systemd/.gitignore
@@ -1 +1,2 @@
 /id128-constants.h
+*.py[oc]
diff --git a/src/python-systemd/docs/conf.py b/src/python-systemd/docs/conf.py
new file mode 100644
index 0000000..4a55778
--- /dev/null
+++ b/src/python-systemd/docs/conf.py
@@ -0,0 +1,288 @@
+# -*- coding: utf-8 -*-
+#
+# python-systemd documentation build configuration file, created by
+# sphinx-quickstart on Sat Feb  9 13:49:42 2013.
+#
+# This file is execfile()d with the current directory set to its containing dir.
+#
+# Note that not all possible configuration values are present in this
+# autogenerated file.
+#
+# All configuration values have a default; values that are commented out
+# serve to show the default.
+
+import sys, os
+
+# If extensions (or modules to document with autodoc) are in another directory,
+# add these directories to sys.path here. If the directory is relative to the
+# documentation root, use os.path.abspath to make it absolute, like shown here.
+#sys.path.insert(0, os.path.abspath('.'))
+
+# -- General configuration -----------------------------------------------------
+
+# If your documentation needs a minimal Sphinx version, state it here.
+#needs_sphinx = '1.0'
+
+# Add any Sphinx extension module names here, as strings. They can be extensions
+# coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
+extensions = ['sphinx.ext.autodoc', 'sphinx.ext.doctest', 'sphinx.ext.intersphinx', 'sphinx.ext.coverage', 'sphinx.ext.viewcode']
+
+# Add any paths that contain templates here, relative to this directory.
+templates_path = ['_templates']
+
+# The suffix of source filenames.
+source_suffix = '.rst'
+
+# The encoding of source files.
+#source_encoding = 'utf-8-sig'
+
+# The master toctree document.
+master_doc = 'index'
+
+# General information about the project.
+project = u'python-systemd'
+
+# The version info for the project you're documenting, acts as replacement for
+# |version| and |release|, also used in various other places throughout the
+# built documents.
+#
+# The short X.Y version.
+version = '197'
+# The full version, including alpha/beta/rc tags.
+release = '197'
+
+# The language for content autogenerated by Sphinx. Refer to documentation
+# for a list of supported languages.
+#language = None
+
+# There are two options for replacing |today|: either, you set today to some
+# non-false value, then it is used:
+#today = ''
+# Else, today_fmt is used as the format for a strftime call.
+#today_fmt = '%B %d, %Y'
+
+# List of patterns, relative to source directory, that match files and
+# directories to ignore when looking for source files.
+exclude_patterns = []
+
+# The reST default role (used for this markup: `text`) to use for all documents.
+#default_role = None
+
+# If true, '()' will be appended to :func: etc. cross-reference text.
+#add_function_parentheses = True
+
+# If true, the current module name will be prepended to all description
+# unit titles (such as .. function::).
+#add_module_names = True
+
+# If true, sectionauthor and moduleauthor directives will be shown in the
+# output. They are ignored by default.
+#show_authors = False
+
+# The name of the Pygments (syntax highlighting) style to use.
+pygments_style = 'sphinx'
+
+# A list of ignored prefixes for module index sorting.
+#modindex_common_prefix = []
+
+
+# -- Options for HTML output ---------------------------------------------------
+
+# The theme to use for HTML and HTML Help pages.  See the documentation for
+# a list of builtin themes.
+html_theme = 'default'
+
+# Theme options are theme-specific and customize the look and feel of a theme
+# further.  For a list of options available for each theme, see the
+# documentation.
+#html_theme_options = {}
+
+# Add any paths that contain custom themes here, relative to this directory.
+#html_theme_path = []
+
+# The name for this set of Sphinx documents.  If None, it defaults to
+# "<project> v<release> documentation".
+#html_title = None
+
+# A shorter title for the navigation bar.  Default is the same as html_title.
+#html_short_title = None
+
+# The name of an image file (relative to this directory) to place at the top
+# of the sidebar.
+#html_logo = None
+
+# The name of an image file (within the static path) to use as favicon of the
+# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
+# pixels large.
+#html_favicon = None
+
+# Add any paths that contain custom static files (such as style sheets) here,
+# relative to this directory. They are copied after the builtin static files,
+# so a file named "default.css" will overwrite the builtin "default.css".
+html_static_path = []
+
+# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
+# using the given strftime format.
+#html_last_updated_fmt = '%b %d, %Y'
+
+# If true, SmartyPants will be used to convert quotes and dashes to
+# typographically correct entities.
+#html_use_smartypants = True
+
+# Custom sidebar templates, maps document names to template names.
+#html_sidebars = {}
+
+# Additional templates that should be rendered to pages, maps page names to
+# template names.
+#html_additional_pages = {}
+
+# If false, no module index is generated.
+#html_domain_indices = True
+
+# If false, no index is generated.
+#html_use_index = True
+
+# If true, the index is split into individual pages for each letter.
+#html_split_index = False
+
+# If true, links to the reST sources are added to the pages.
+html_show_sourcelink = False
+
+# If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
+#html_show_sphinx = True
+
+# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
+#html_show_copyright = True
+
+# If true, an OpenSearch description file will be output, and all pages will
+# contain a <link> tag referring to it.  The value of this option must be the
+# base URL from which the finished HTML is served.
+#html_use_opensearch = ''
+
+# This is the file name suffix for HTML files (e.g. ".xhtml").
+#html_file_suffix = None
+
+# Output file base name for HTML help builder.
+htmlhelp_basename = 'python-systemddoc'
+
+
+# -- Options for LaTeX output --------------------------------------------------
+
+latex_elements = {
+# The paper size ('letterpaper' or 'a4paper').
+#'papersize': 'letterpaper',
+
+# The font size ('10pt', '11pt' or '12pt').
+#'pointsize': '10pt',
+
+# Additional stuff for the LaTeX preamble.
+#'preamble': '',
+}
+
+# Grouping the document tree into LaTeX files. List of tuples
+# (source start file, target name, title, author, documentclass [howto/manual]).
+latex_documents = [
+  ('index', 'python-systemd.tex', u'python-systemd Documentation',
+   None, 'manual'),
+]
+
+# The name of an image file (relative to this directory) to place at the top of
+# the title page.
+#latex_logo = None
+
+# For "manual" documents, if this is true, then toplevel headings are parts,
+# not chapters.
+#latex_use_parts = False
+
+# If true, show page references after internal links.
+#latex_show_pagerefs = False
+
+# If true, show URL addresses after external links.
+#latex_show_urls = False
+
+# Documents to append as an appendix to all manuals.
+#latex_appendices = []
+
+# If false, no module index is generated.
+#latex_domain_indices = True
+
+
+# -- Options for manual page output --------------------------------------------
+
+# One entry per manual page. List of tuples
+# (source start file, name, description, authors, manual section).
+man_pages = [
+    ('index', 'python-systemd', u'python-systemd Documentation',
+     [], 1)
+]
+
+# If true, show URL addresses after external links.
+#man_show_urls = False
+
+
+# -- Options for Texinfo output ------------------------------------------------
+
+# Grouping the document tree into Texinfo files. List of tuples
+# (source start file, target name, title, author,
+#  dir menu entry, description, category)
+texinfo_documents = [
+  ('index', 'python-systemd', u'python-systemd Documentation',
+   u'David Strauss, Zbigniew Jędrzejewski-Szmek, Marti Raudsepp, Steven Hiscocks', 'python-systemd', 'One line description of project.',
+   'Miscellaneous'),
+]
+
+# Documents to append as an appendix to all manuals.
+#texinfo_appendices = []
+
+# If false, no module index is generated.
+#texinfo_domain_indices = True
+
+# How to display URL addresses: 'footnote', 'no', or 'inline'.
+#texinfo_show_urls = 'footnote'
+
+
+# -- Options for Epub output ---------------------------------------------------
+
+# Bibliographic Dublin Core info.
+epub_title = u'python-systemd'
+epub_author = u'David Strauss, Zbigniew Jędrzejewski-Szmek, Marti Raudsepp, Steven Hiscocks'
+epub_publisher = u'David Strauss, Zbigniew Jędrzejewski-Szmek, Marti Raudsepp, Steven Hiscocks'
+epub_copyright = u'2013, David Strauss, Zbigniew Jędrzejewski-Szmek, Marti Raudsepp, Steven Hiscocks'
+
+# The language of the text. It defaults to the language option
+# or en if the language is not set.
+#epub_language = ''
+
+# The scheme of the identifier. Typical schemes are ISBN or URL.
+#epub_scheme = ''
+
+# The unique identifier of the text. This can be a ISBN number
+# or the project homepage.
+#epub_identifier = ''
+
+# A unique identification for the text.
+#epub_uid = ''
+
+# A tuple containing the cover image and cover page html template filenames.
+#epub_cover = ()
+
+# HTML files that should be inserted before the pages created by sphinx.
+# The format is a list of tuples containing the path and title.
+#epub_pre_files = []
+
+# HTML files shat should be inserted after the pages created by sphinx.
+# The format is a list of tuples containing the path and title.
+#epub_post_files = []
+
+# A list of files that should not be packed into the epub file.
+#epub_exclude_files = []
+
+# The depth of the table of contents in toc.ncx.
+#epub_tocdepth = 3
+
+# Allow duplicate toc entries.
+#epub_tocdup = True
+
+
+# Example configuration for intersphinx: refer to the Python standard library.
+intersphinx_mapping = {'http://docs.python.org/': None}
diff --git a/src/python-systemd/docs/id128.rst b/src/python-systemd/docs/id128.rst
new file mode 100644
index 0000000..e817d80
--- /dev/null
+++ b/src/python-systemd/docs/id128.rst
@@ -0,0 +1,7 @@
+`systemd.id128` module
+======================
+
+.. automodule:: systemd.id128
+   :members:
+   :undoc-members:
+   :inherited-members:
diff --git a/src/python-systemd/docs/index.rst b/src/python-systemd/docs/index.rst
new file mode 100644
index 0000000..f04d5a1
--- /dev/null
+++ b/src/python-systemd/docs/index.rst
@@ -0,0 +1,22 @@
+.. python-systemd documentation master file, created by
+   sphinx-quickstart on Sat Feb  9 13:49:42 2013.
+   You can adapt this file completely to your liking, but it should at least
+   contain the root `toctree` directive.
+
+Welcome to python-systemd's documentation!
+==========================================
+
+Contents:
+
+.. toctree::
+   :maxdepth: 2
+
+   journal
+   id128
+
+Indices and tables
+==================
+
+* :ref:`genindex`
+* :ref:`modindex`
+* :ref:`search`
diff --git a/src/python-systemd/docs/journal.rst b/src/python-systemd/docs/journal.rst
new file mode 100644
index 0000000..036250a
--- /dev/null
+++ b/src/python-systemd/docs/journal.rst
@@ -0,0 +1,11 @@
+`systemd.journal` module
+========================
+
+.. automodule:: systemd.journal
+   :members: send, sendv, stream, stream_fd
+   :undoc-members:
+
+`JournalHandler` class
+----------------------
+
+.. autoclass:: JournalHandler
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index d610b47..47849a3 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -96,19 +96,20 @@ def stream(identifier, priority=LOG_DEBUG, level_prefix=False):
         <open file '<fdopen>', mode 'w' at 0x...>
         >>> stream.write('message...\n')
 
-        will produce the following message in the journal:
+        will produce the following message in the journal::
 
-        PRIORITY=7
-        SYSLOG_IDENTIFIER=myapp
-        MESSAGE=message...
+          PRIORITY=7
+          SYSLOG_IDENTIFIER=myapp
+          MESSAGE=message...
 
         Using the interface with print might be more convinient:
 
         >>> from __future__ import print_function
         >>> print('message...', file=stream)
 
-        priority is the syslog priority, one of LOG_EMERG, LOG_ALERT,
-        LOG_CRIT, LOG_ERR, LOG_WARNING, LOG_NOTICE, LOG_INFO, LOG_DEBUG.
+        priority is the syslog priority, one of `LOG_EMERG`,
+        `LOG_ALERT`, `LOG_CRIT`, `LOG_ERR`, `LOG_WARNING`,
+        `LOG_NOTICE`, `LOG_INFO`, `LOG_DEBUG`.
 
         level_prefix is a boolean. If true, kernel-style log priority
         level prefixes (such as '<1>') are interpreted. See
@@ -131,8 +132,8 @@ class JournalHandler(_logging.Handler):
         >>> log.addHandler(journal.JournalHandler())
         >>> log.warn("Some message: %s", detail)
 
-        Note that by default, message levels INFO and DEBUG are ignored
-        by the logging framework. To enable those log levels:
+        Note that by default, message levels `INFO` and `DEBUG` are
+        ignored by the logging framework. To enable those log levels:
 
         >>> log.setLevel(logging.DEBUG)
 
@@ -147,16 +148,15 @@ class JournalHandler(_logging.Handler):
 
         >>> logging.root.addHandler(journal.JournalHandler())
 
-        For more complex configurations when using dictConfig or
-        fileConfig, specify 'systemd.journal.JournalHandler' as the
+        For more complex configurations when using `dictConfig` or
+        `fileConfig`, specify `systemd.journal.JournalHandler` as the
         handler class.  Only standard handler configuration options
-        are supported: level, formatter, filters.
+        are supported: `level`, `formatter`, `filters`.
 
         The following journal fields will be sent:
-
-        MESSAGE, PRIORITY, THREAD_NAME, CODE_FILE, CODE_LINE,
-        CODE_FUNC, LOGGER (name as supplied to getLogger call),
-        MESSAGE_ID (optional, see above).
+        `MESSAGE`, `PRIORITY`, `THREAD_NAME`, `CODE_FILE`, `CODE_LINE`,
+        `CODE_FUNC`, `LOGGER` (name as supplied to getLogger call),
+        `MESSAGE_ID` (optional, see above).
         """
 
         def emit(self, record):

commit d489071fb348cd180bc4f70e732b0e76d9804448
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sun Feb 10 22:47:14 2013 -0500

    journalct: also print Python code in --new-id

diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index 0afeef9..0de159b 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -462,14 +462,17 @@ static int generate_new_id128(void) {
                "As UUID:\n"
                "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n\n"
                "As macro:\n"
-              "#define MESSAGE_XYZ SD_ID128_MAKE(",
+               "#define MESSAGE_XYZ SD_ID128_MAKE(",
                SD_ID128_FORMAT_VAL(id),
                SD_ID128_FORMAT_VAL(id));
-
         for (i = 0; i < 16; i++)
                 printf("%02x%s", id.bytes[i], i != 15 ? "," : "");
+        fputs(")\n\n", stdout);
 
-        fputs(")\n", stdout);
+        printf("As Python constant:\n"
+               ">>> import uuid\n"
+               ">>> MESSAGE_XYZ = uuid.UUID('" SD_ID128_FORMAT_STR "')\n",
+               SD_ID128_FORMAT_VAL(id));
 
         return 0;
 }

commit afcd68c1498ba4d449b782f4703490a74770c5f4
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Sat Feb 9 12:20:05 2013 -0500

    python: utilize uuid.UUID in logging

diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index fc57437..d610b47 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -35,24 +35,18 @@ def _make_line(field, value):
 def send(MESSAGE, MESSAGE_ID=None,
          CODE_FILE=None, CODE_LINE=None, CODE_FUNC=None,
          **kwargs):
-        r"""Send a message to journald.
+        r"""Send a message to the journal.
 
         >>> journal.send('Hello world')
         >>> journal.send('Hello, again, world', FIELD2='Greetings!')
         >>> journal.send('Binary message', BINARY=b'\xde\xad\xbe\xef')
 
         Value of the MESSAGE argument will be used for the MESSAGE=
-        field.
+        field. MESSAGE must be a string and will be sent as UTF-8 to
+        the journal.
 
         MESSAGE_ID can be given to uniquely identify the type of
-        message.
-
-        Other parts of the message can be specified as keyword
-        arguments.
-
-        Both MESSAGE and MESSAGE_ID, if present, must be strings, and
-        will be sent as UTF-8 to journal. Other arguments can be
-        bytes, in which case they will be sent as-is to journal.
+        message. It must be a string or a uuid.UUID object.
 
         CODE_LINE, CODE_FILE, and CODE_FUNC can be specified to
         identify the caller. Unless at least on of the three is given,
@@ -60,6 +54,11 @@ def send(MESSAGE, MESSAGE_ID=None,
         send(). CODE_FILE and CODE_FUNC must be strings, CODE_LINE
         must be an integer.
 
+        Additional fields for the journal entry can only be specified
+        as keyword arguments. The payload can be either a string or
+        bytes. A string will be sent as UTF-8, and bytes will be sent
+        as-is to the journal.
+
         Other useful fields include PRIORITY, SYSLOG_FACILITY,
         SYSLOG_IDENTIFIER, SYSLOG_PID.
         """
@@ -67,7 +66,8 @@ def send(MESSAGE, MESSAGE_ID=None,
         args = ['MESSAGE=' + MESSAGE]
 
         if MESSAGE_ID is not None:
-                args.append('MESSAGE_ID=' + MESSAGE_ID)
+                id = getattr(MESSAGE_ID, 'hex', MESSAGE_ID)
+                args.append('MESSAGE_ID=' + id)
 
         if CODE_LINE == CODE_FILE == CODE_FUNC == None:
                 CODE_FILE, CODE_LINE, CODE_FUNC = \
@@ -138,8 +138,9 @@ class JournalHandler(_logging.Handler):
 
         To attach journal MESSAGE_ID, an extra field is supported:
 
-        >>> log.warn("Message with ID",
-        >>>     extra={'MESSAGE_ID': '22bb01335f724c959ac4799627d1cb61'})
+        >>> import uuid
+        >>> mid = uuid.UUID('0123456789ABCDEF0123456789ABCDEF')
+        >>> log.warn("Message with ID", extra={'MESSAGE_ID': mid})
 
         To redirect all logging messages to journal regardless of where
         they come from, attach it to the root logger:

commit 927e96326c195ad39a45b091f98e9c635f400982
Author: Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
Date:   Tue Feb 5 21:44:46 2013 -0500

    python: add systemd.id128 module
    
    uuid.UUIDs are utilized to hold UUID values.

diff --git a/Makefile.am b/Makefile.am
index 10934eb..42d3544 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3380,7 +3380,8 @@ EXTRA_DIST += \
 # ------------------------------------------------------------------------------
 if HAVE_PYTHON_DEVEL
 pkgpyexec_LTLIBRARIES = \
-	_journal.la
+	_journal.la \
+	id128.la
 
 _journal_la_SOURCES = \
 	src/python-systemd/_journal.c
@@ -3400,9 +3401,36 @@ _journal_la_LIBADD = \
 	$(PYTHON_LIBS) \
 	libsystemd-journal.la
 
+id128_la_SOURCES = \
+	src/python-systemd/id128.c \
+	src/python-systemd/id128-constants.h
+
+id128_la_CFLAGS = \
+	$(AM_CFLAGS) \
+        -fvisibility=default \
+	$(PYTHON_CFLAGS) \
+	-I$(top_builddir)/src/python-systemd
+
+id128_la_LDFLAGS = \
+	$(AM_LDFLAGS) \
+	-shared \
+	-module \
+	-avoid-version
+
+id128_la_LIBADD = \
+	$(PYTHON_LIBS) \
+	libsystemd-id128.la
+
 dist_pkgpyexec_PYTHON = \
 	src/python-systemd/journal.py \
 	src/python-systemd/__init__.py
+
+src/python-systemd/id128-constants.h: src/systemd/sd-messages.h Makefile
+	$(AM_V_at)$(MKDIR_P) $(dir $@)
+	$(AM_V_GEN)$(SED) -n -r 's/,//g; s/#define (SD_MESSAGE_[A-Z0-9_]+)\s.*/add_id(m, "\1", \1);/p' <$< >$@
+
+BUILT_SOURCES += \
+	src/python-systemd/id128-constants.h
 endif
 
 # ------------------------------------------------------------------------------
diff --git a/src/python-systemd/.gitignore b/src/python-systemd/.gitignore
new file mode 100644
index 0000000..ed3a500
--- /dev/null
+++ b/src/python-systemd/.gitignore
@@ -0,0 +1 @@
+/id128-constants.h
diff --git a/src/python-systemd/_journal.c b/src/python-systemd/_journal.c
index 0bdf709..ced52b2 100644
--- a/src/python-systemd/_journal.c
+++ b/src/python-systemd/_journal.c
@@ -3,7 +3,7 @@
 /***
   This file is part of systemd.
 
-  Copyright 2012 David Strauss
+  Copyright 2012 David Strauss <david at davidstrauss.net>
 
   systemd is free software; you can redistribute it and/or modify it
   under the terms of the GNU Lesser General Public License as published by
diff --git a/src/python-systemd/id128.c b/src/python-systemd/id128.c
new file mode 100644
index 0000000..f82b0af
--- /dev/null
+++ b/src/python-systemd/id128.c
@@ -0,0 +1,157 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <Python.h>
+
+#include <systemd/sd-messages.h>
+
+#define _cleanup_Py_DECREF_ __attribute__((cleanup(cleanup_Py_DECREFp)))
+
+static void cleanup_Py_DECREFp(PyObject **p) {
+        if (!*p)
+                return;
+
+        Py_DECREF(*p);
+}
+
+PyDoc_STRVAR(module__doc__,
+             "Python interface to the libsystemd-id128 library.\n\n"
+             "Provides SD_MESSAGE_* constants and functions to query and generate\n"
+             "128bit unique identifiers."
+);
+
+PyDoc_STRVAR(randomize__doc__,
+             "randomize() -> UUID\n\n"
+             "Return a new random 128bit unique identifier.\n"
+             "Wraps sd_id128_randomize(3)."
+);
+
+PyDoc_STRVAR(get_machine__doc__,
+             "get_machine() -> UUID\n\n"
+             "Return a 128bit unique identifier for this machine.\n"
+             "Wraps sd_id128_get_machine(3)."
+);
+
+PyDoc_STRVAR(get_boot__doc__,
+             "get_boot() -> UUID\n\n"
+             "Return a 128bit unique identifier for this boot.\n"
+             "Wraps sd_id128_get_boot(3)."
+);
+
+static PyObject* make_uuid(sd_id128_t id) {
+        PyObject _cleanup_Py_DECREF_
+                *uuid = NULL, *UUID = NULL, *bytes = NULL,
+                *args = NULL, *kwargs = NULL, *obj = NULL;
+
+        uuid = PyImport_ImportModule("uuid");
+        if (!uuid)
+                return NULL;
+
+        UUID = PyObject_GetAttrString(uuid, "UUID");
+        bytes = PyBytes_FromStringAndSize((const char*) &id.bytes, sizeof(id.bytes));
+        args = Py_BuildValue("()");
+        kwargs = PyDict_New();
+        if (!UUID || !bytes || !args || !kwargs)
+                return NULL;
+
+        if (PyDict_SetItemString(kwargs, "bytes", bytes) < 0)
+                return NULL;
+
+        return PyObject_Call(UUID, args, kwargs);
+}
+
+#define helper(name)                                                    \
+        static PyObject *name(PyObject *self, PyObject *args) {         \
+                sd_id128_t id;                                          \
+                int r;                                                  \
+                                                                        \
+                assert(args == NULL);                                   \
+                                                                        \
+                r = sd_id128_##name(&id);                               \
+                if (r < 0) {                                            \
+                        errno = -r;                                     \
+                        return PyErr_SetFromErrno(PyExc_IOError);       \
+                }                                                       \
+                                                                        \
+                return make_uuid(id);                                   \
+        }
+
+helper(randomize)
+helper(get_machine)
+helper(get_boot)
+
+static PyMethodDef methods[] = {
+        { "randomize", randomize, METH_NOARGS, randomize__doc__},
+        { "get_machine", get_machine, METH_NOARGS, get_machine__doc__},
+        { "get_boot", get_boot, METH_NOARGS, get_boot__doc__},
+        { NULL, NULL, 0, NULL }        /* Sentinel */
+};
+
+static int add_id(PyObject *module, const char* name, sd_id128_t id) {
+        PyObject _cleanup_Py_DECREF_ *obj;
+
+        obj = make_uuid(id);
+        if (!obj)
+                return -1;
+
+        return PyObject_SetAttrString(module, name, obj);
+}
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-prototypes"
+
+#if PY_MAJOR_VERSION < 3
+
+PyMODINIT_FUNC initid128(void) {
+        PyObject *m;
+
+        m = Py_InitModule3("id128", methods, module__doc__);
+        if (m == NULL)
+                return;
+
+#include "id128-constants.h"
+}
+
+#else
+
+static struct PyModuleDef module = {
+        PyModuleDef_HEAD_INIT,
+        "id128", /* name of module */
+        module__doc__, /* module documentation, may be NULL */
+        0, /* size of per-interpreter state of the module */
+        methods
+};
+
+PyMODINIT_FUNC PyInit_id128(void) {
+        PyObject *m;
+
+        m = PyModule_Create(&module);
+        if (m == NULL)
+                return NULL;
+
+#include "id128-constants.h"
+
+        return m;
+}
+
+#endif
+
+#pragma GCC diagnostic pop
diff --git a/src/python-systemd/journal.py b/src/python-systemd/journal.py
index 516ca1a..fc57437 100644
--- a/src/python-systemd/journal.py
+++ b/src/python-systemd/journal.py
@@ -1,8 +1,10 @@
-#  -*- Mode: python; indent-tabs-mode: nil -*- */
+#  -*- Mode: python; coding:utf-8; indent-tabs-mode: nil -*- */
 #
 #  This file is part of systemd.
 #
-#  Copyright 2012 David Strauss
+#  Copyright 2012 David Strauss <david at davidstrauss.net>
+#  Copyright 2012 Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl>
+#  Copyright 2012 Marti Raudsepp <marti at juffo.org>
 #
 #  systemd is free software; you can redistribute it and/or modify it
 #  under the terms of the GNU Lesser General Public License as published by
@@ -120,7 +122,7 @@ class JournalHandler(_logging.Handler):
         """Journal handler class for the Python logging framework.
 
         Please see the Python logging module documentation for an
-        overview: http://docs.python.org/library/logging.html
+        overview: http://docs.python.org/library/logging.html.
 
         To create a custom logger whose messages go only to journal:
 



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