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# Copyright (C) 2005, 2006, 2007, 2008, 2009 Canonical Ltd
# Copyright (C) 2005, 2006, 2007, 2008, 2009 Aaron Bentley
#
# 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
def _format_version_tuple(version_info):
"""Turn a version number 2, 3 or 5-tuple into a short string.
This format matches <http://docs.python.org/dist/meta-data.html>
and the typical presentation used in Python output.
This also checks that the version is reasonable: the sub-release must be
zero for final releases.
>>> print _format_version_tuple((1, 0, 0, 'final', 0))
1.0.0
>>> print _format_version_tuple((1, 2, 0, 'dev', 0))
1.2.0dev
>>> print bzrlib._format_version_tuple((1, 2, 0, 'dev', 1))
1.2.0dev1
>>> print _format_version_tuple((1, 1, 1, 'candidate', 2))
1.1.1rc2
>>> print bzrlib._format_version_tuple((2, 1, 0, 'beta', 1))
2.1.0b1
>>> print _format_version_tuple((1, 4, 0))
1.4.0
>>> print _format_version_tuple((1, 4))
1.4
>>> print bzrlib._format_version_tuple((2, 1, 0, 'final', 1))
Traceback (most recent call last):
...
ValueError: version_info (2, 1, 0, 'final', 1) not valid
>>> print _format_version_tuple((1, 4, 0, 'wibble', 0))
Traceback (most recent call last):
...
ValueError: version_info (1, 4, 0, 'wibble', 0) not valid
"""
if len(version_info) == 2:
main_version = '%d.%d' % version_info[:2]
else:
main_version = '%d.%d.%d' % version_info[:3]
if len(version_info) <= 3:
return main_version
release_type = version_info[3]
sub = version_info[4]
# check they're consistent
if release_type == 'final' and sub == 0:
sub_string = ''
elif release_type == 'dev' and sub == 0:
sub_string = 'dev'
elif release_type == 'dev':
sub_string = 'dev' + str(sub)
elif release_type in ('alpha', 'beta'):
sub_string = release_type[0] + str(sub)
elif release_type == 'candidate':
sub_string = 'rc' + str(sub)
else:
raise ValueError("version_info %r not valid" % (version_info,))
return main_version + sub_string
version_info = (2, 3, 0)
__version__ = _format_version_tuple(version_info)
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