Copyright 2010 Sebastian Spaeth <Sebastian@SSpaeth.de>'
"""
from ctypes import c_char_p
-from notmuch.globals import nmlib, STATUS, NotmuchError
+from notmuch.globals import nmlib, STATUS, NotmuchError, NotmuchTagsP
class Tags(object):
#notmuch_tags_get
_get = nmlib.notmuch_tags_get
+ _get.argtypes = [NotmuchTagsP]
_get.restype = c_char_p
def __init__(self, tags_p, parent=None):
:TODO: Make the iterator optionally work more than once by
cache the tags in the Python object(?)
"""
- if tags_p is None:
- NotmuchError(STATUS.NULL_POINTER)
+ if not tags_p:
+ raise NotmuchError(STATUS.NULL_POINTER)
self._tags = tags_p
#save reference to parent object so we keep it alive
""" Make Tags an iterator """
return self
+ _valid = nmlib.notmuch_tags_valid
+ _valid.argtypes = [NotmuchTagsP]
+ _valid.restype = bool
+
+ _move_to_next = nmlib.notmuch_tags_move_to_next
+ _move_to_next.argtypes = [NotmuchTagsP]
+ _move_to_next.restype = None
+
def next(self):
if self._tags is None:
raise NotmuchError(STATUS.NOT_INITIALIZED)
- if not nmlib.notmuch_tags_valid(self._tags):
+ if not self._valid(self._tags):
self._tags = None
raise StopIteration
tag = Tags._get(self._tags).decode('UTF-8')
- nmlib.notmuch_tags_move_to_next(self._tags)
+ self._move_to_next(self._tags)
return tag
def __nonzero__(self):
:returns: True if the Tags() iterator has at least one more Tag
left."""
- return nmlib.notmuch_tags_valid(self._tags) > 0
+ return self._valid(self._tags) > 0
def __str__(self):
- """The str() representation of Tags() is a space separated list of tags
+ return unicode(self).encode('utf-8')
+
+ def __unicode__(self):
+ """string representation of :class:`Tags`: a space separated list of tags
- .. note:: As this iterates over the tags, we will not be able
- to iterate over them again (as in retrieve them)! If
- the tags have been exhausted already, this will raise a
- :exc:`NotmuchError` STATUS.NOT_INITIALIZED on
- subsequent attempts.
+ .. note::
+
+ As this iterates over the tags, we will not be able to iterate over
+ them again (as in retrieve them)! If the tags have been exhausted
+ already, this will raise a :exc:`NotmuchError`
+ STATUS.NOT_INITIALIZED on subsequent attempts.
"""
return " ".join(self)
+ _destroy = nmlib.notmuch_tags_destroy
+ _destroy.argtypes = [NotmuchTagsP]
+ _destroy.restype = None
+
def __del__(self):
"""Close and free the notmuch tags"""
if self._tags is not None:
- nmlib.notmuch_tags_destroy(self._tags)
+ self._destroy(self._tags)