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authorJustus Winter <4winter@informatik.uni-hamburg.de>2012-02-22 22:44:35 +0100
committerJustus Winter <4winter@informatik.uni-hamburg.de>2012-02-22 22:44:35 +0100
commitdf0e1cf7884f93bbbf70786d0bffc45824ae01c1 (patch)
tree9a762b6f739d501c076d6abcad468950aa6ec909 /bindings/python/notmuch/filename.py
parent76a2db3d7b92bc1a8be75f673dc384c46cf02fab (diff)
python: rename filename.py into filenames.py
Signed-off-by: Justus Winter <4winter@informatik.uni-hamburg.de>
Diffstat (limited to 'bindings/python/notmuch/filename.py')
-rw-r--r--bindings/python/notmuch/filename.py167
1 files changed, 0 insertions, 167 deletions
diff --git a/bindings/python/notmuch/filename.py b/bindings/python/notmuch/filename.py
deleted file mode 100644
index 232a9ed..0000000
--- a/bindings/python/notmuch/filename.py
+++ /dev/null
@@ -1,167 +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,
- NullPointerError,
- NotInitializedError,
- NotmuchMessageP,
- NotmuchFilenamesP,
- 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:`NotInitializedError`. 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:`NullPointerError`
- 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 not files_p:
- raise NullPointerError()
-
- self._files_p = files_p
- #save reference to parent object so we keep it alive
- self._parent = parent
-
- def __iter__(self):
- """ Make Filenames an iterator """
- return self
-
- _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 __next__(self):
- if not self._files_p:
- raise NotInitializedError()
-
- if not self._valid(self._files_p):
- self._files_p = None
- raise StopIteration
-
- file_ = Filenames._get(self._files_p)
- self._move_to_next(self._files_p)
- return file_.decode('utf-8', 'ignore')
- next = __next__ # python2.x iterator protocol compatibility
-
- def as_generator(self):
- """Return generator of Filenames
-
- This is the main function that will usually be used by the
- user.
-
- .. deprecated:: 0.12
- :class:`Filenames` objects implement the
- iterator protocol.
- """
- return self
-
- 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:`NotInitializedError` 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_p is not None:
- self._destroy(self._files_p)
-
- def __len__(self):
- """len(:class:`Filenames`) returns the number of contained files
-
- .. note::
-
- As this iterates over the files, we will not be able to
- iterate over them again! So this will fail::
-
- #THIS FAILS
- files = Database().get_directory('').get_child_files()
- if len(files) > 0: # this 'exhausts' msgs
- # next line raises
- # NotmuchError(:attr:`STATUS`.NOT_INITIALIZED)
- for file in files: print file
- """
- if not self._files_p:
- raise NotInitializedError()
-
- i = 0
- while self._valid(self._files_p):
- self._move_to_next(self._files_p)
- i += 1
- self._files_p = None
- return i