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Diffstat (limited to 'bindings/python/notmuch/filename.py')
| -rw-r--r-- | bindings/python/notmuch/filename.py | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/bindings/python/notmuch/filename.py b/bindings/python/notmuch/filename.py deleted file mode 100644 index 51dae20..0000000 --- a/bindings/python/notmuch/filename.py +++ /dev/null @@ -1,121 +0,0 @@ -""" -This file is part of notmuch. - -Notmuch is free software: you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation, either version 3 of the License, or (at your -option) any later version. - -Notmuch 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 General Public License -for more details. - -You should have received a copy of the GNU General Public License -along with notmuch. If not, see <http://www.gnu.org/licenses/>. - -Copyright 2010 Sebastian Spaeth <Sebastian@SSpaeth.de>' -""" -from ctypes import c_char_p -from notmuch.globals import (nmlib, STATUS, NotmuchError, - NotmuchFilenamesP, NotmuchMessageP, _str, Python3StringMixIn) - - -class Filenames(Python3StringMixIn): - """Represents a list of filenames as returned by notmuch - - This object contains the Filenames iterator. The main function is - as_generator() which will return a generator so we can do a Filenamesth an - iterator over a list of notmuch filenames. Do note that the underlying - library only provides a one-time iterator (it cannot reset the iterator to - the start). Thus iterating over the function will "exhaust" the list of - tags, and a subsequent iteration attempt will raise a :exc:`NotmuchError` - STATUS.NOT_INITIALIZED. Also note, that any function that uses iteration - (nearly all) will also exhaust the tags. So both:: - - for name in filenames: print name - - as well as:: - - number_of_names = len(names) - - and even a simple:: - - #str() iterates over all tags to construct a space separated list - print(str(filenames)) - - will "exhaust" the Filenames. However, you can use - :meth:`Message.get_filenames` repeatedly to get fresh Filenames - objects to perform various actions on filenames. - """ - - #notmuch_filenames_get - _get = nmlib.notmuch_filenames_get - _get.argtypes = [NotmuchFilenamesP] - _get.restype = c_char_p - - def __init__(self, files_p, parent): - """ - :param files_p: A pointer to an underlying *notmuch_tags_t* - structure. These are not publically exposed, so a user - will almost never instantiate a :class:`Tags` object - herself. They are usually handed back as a result, - e.g. in :meth:`Database.get_all_tags`. *tags_p* must be - valid, we will raise an :exc:`NotmuchError` - (STATUS.NULL_POINTER) if it is `None`. - :type files_p: :class:`ctypes.c_void_p` - :param parent: The parent object (ie :class:`Message` these - filenames are derived from, and saves a - reference to it, so we can automatically delete the db object - once all derived objects are dead. - """ - if files_p is None: - raise NotmuchError(STATUS.NULL_POINTER) - - self._files = files_p - #save reference to parent object so we keep it alive - self._parent = parent - - _valid = nmlib.notmuch_filenames_valid - _valid.argtypes = [NotmuchFilenamesP] - _valid.restype = bool - - _move_to_next = nmlib.notmuch_filenames_move_to_next - _move_to_next.argtypes = [NotmuchFilenamesP] - _move_to_next.restype = None - - def as_generator(self): - """Return generator of Filenames - - This is the main function that will usually be used by the - user.""" - if self._files is None: - raise NotmuchError(STATUS.NOT_INITIALIZED) - - while self._valid(self._files): - yield Filenames._get(self._files).decode('utf-8', 'ignore') - self._move_to_next(self._files) - - self._files = None - - def __unicode__(self): - """Represent Filenames() as newline-separated list of full paths - - .. note:: As this iterates over the filenames, 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. However, you can use - :meth:`Message.get_filenames` repeatedly to perform - various actions on filenames. - """ - return "\n".join(self) - - _destroy = nmlib.notmuch_filenames_destroy - _destroy.argtypes = [NotmuchMessageP] - _destroy.restype = None - - def __del__(self): - """Close and free the notmuch filenames""" - if self._files is not None: - self._destroy(self._files) |