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# Copyright (C) 2006, 2009, 2011 Canonical Ltd
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""A generator which creates a python script from the current tree info"""
from __future__ import absolute_import
import pprint
from bzrlib.revision import (
NULL_REVISION,
)
from bzrlib.version_info_formats import (
create_date_str,
VersionInfoBuilder,
)
# Header and footer for the python format
_py_version_header = '''#!/usr/bin/env python
"""This file is automatically generated by generate_version_info
It uses the current working tree to determine the revision.
So don't edit it. :)
"""
'''
_py_version_footer = '''
if __name__ == '__main__':
print 'revision: %(revno)s' % version_info
print 'nick: %(branch_nick)s' % version_info
print 'revision id: %(revision_id)s' % version_info
'''
class PythonVersionInfoBuilder(VersionInfoBuilder):
"""Create a version file which is a python source module."""
def generate(self, to_file):
info = {'build_date':create_date_str()
, 'revno':None
, 'revision_id':None
, 'branch_nick':self._branch.nick
, 'clean':None
, 'date':None
}
revisions = []
revision_id = self._get_revision_id()
if revision_id == NULL_REVISION:
info['revno'] = '0'
else:
info['revno'] = self._get_revno_str(revision_id)
info['revision_id'] = revision_id
rev = self._branch.repository.get_revision(revision_id)
info['date'] = create_date_str(rev.timestamp, rev.timezone)
if self._check or self._include_file_revs:
self._extract_file_revisions()
if self._check:
if self._clean:
info['clean'] = True
else:
info['clean'] = False
info_str = pprint.pformat(info)
to_file.write(_py_version_header)
to_file.write('version_info = ')
to_file.write(info_str)
to_file.write('\n\n')
if self._include_history:
history = list(self._iter_revision_history())
revision_str = pprint.pformat(history)
to_file.write('revisions = ')
to_file.write(revision_str)
to_file.write('\n\n')
else:
to_file.write('revisions = {}\n\n')
if self._include_file_revs:
file_rev_str = pprint.pformat(self._file_revisions)
to_file.write('file_revisions = ')
to_file.write(file_rev_str)
to_file.write('\n\n')
else:
to_file.write('file_revisions = {}\n\n')
to_file.write(_py_version_footer)
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