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# objects.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
"""
Module containing all object based types.
"""
import base
import utils
class TagObject(base.Object):
"""
Non-Lightweight tag carrying additional information about an object we are pointing
to.
"""
type = "tag"
__slots__ = ( "object", "tag", "tagger", "tagged_date", "tagger_tz_offset", "message" )
def __init__(self, repo, sha, object=None, tag=None,
tagger=None, tagged_date=None, tagger_tz_offset=None, message=None):
"""
Initialize a tag object with additional data
``repo``
repository this object is located in
``sha``
SHA1 or ref suitable for git-rev-parse
``object``
Object instance of object we are pointing to
``tag``
name of this tag
``tagger``
Actor identifying the tagger
``tagged_date`` : int_seconds_since_epoch
is the DateTime of the tag creation - use time.gmtime to convert
it into a different format
``tagged_tz_offset``: int_seconds_west_of_utc
is the timezone that the authored_date is in
"""
super(TagObject, self).__init__(repo, sha )
self._set_self_from_args_(locals())
def _set_cache_(self, attr):
"""
Cache all our attributes at once
"""
if attr in TagObject.__slots__:
lines = self.data.splitlines()
obj, hexsha = lines[0].split(" ") # object <hexsha>
type_token, type_name = lines[1].split(" ") # type <type_name>
self.object = utils.get_object_type_by_name(type_name)(self.repo, hexsha)
self.tag = lines[2][4:] # tag <tag name>
tagger_info = lines[3][7:]# tagger <actor> <date>
self.tagger, self.tagged_date, self.tagger_tz_offset = utils.parse_actor_and_date(tagger_info)
# line 4 empty - it could mark the beginning of the next header
# in csse there really is no message, it would not exist. Otherwise
# a newline separates header from message
if len(lines) > 5:
self.message = "\n".join(lines[5:])
else:
self.message = ''
# END check our attributes
else:
super(TagObject, self)._set_cache_(attr)
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