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# Copyright 2013 Ben Longbons <b.r.longbons@gmail.com>
#
# This file is part of attoconf.
#
# attoconf 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.
#
# attoconf 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 attoconf. If not, see <http://www.gnu.org/licenses/>.
from __future__ import print_function, division, absolute_import
import sys
from . import _version
if sys.version_info[0] != 2 or sys.version_info[1] < 7:
sys.exit('Unsupported Python version: %s\nRequire Python 2.7' % sys.version)
def require_version(major, minor, patch=0):
''' Check that this is the right version of attoconf, or die trying.
'''
actual = 'Current version: ' + string
if major != _version.major:
sys.exit('Unsupported major version: %d\n' % major + actual)
if minor > _version.minor:
sys.exit('Unsupported minor version: %d.%d\n' % (major, minor) + actual)
if minor == _version.minor and patch > _version.patch:
sys.exit('Unsupported patch version: %d.%d.%d\n' % (major, minor, patch) + actual)
string = 'attoconf %d.%d.%d (%s)' % (_version.major, _version.minor, _version.patch, _version.distributor)
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