/usr/lib/python2.7/dist-packages/oslo/messaging/_utils.py is in python-oslo.messaging 1.4.0.0+really+1.3.1-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | # Copyright 2013 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
def version_is_compatible(imp_version, version):
"""Determine whether versions are compatible.
:param imp_version: The version implemented
:param version: The version requested by an incoming message.
"""
version_parts = version.split('.')
imp_version_parts = imp_version.split('.')
try:
rev = version_parts[2]
except IndexError:
rev = 0
try:
imp_rev = imp_version_parts[2]
except IndexError:
imp_rev = 0
if int(version_parts[0]) != int(imp_version_parts[0]): # Major
return False
if int(version_parts[1]) > int(imp_version_parts[1]): # Minor
return False
if (int(version_parts[1]) == int(imp_version_parts[1]) and
int(rev) > int(imp_rev)): # Revision
return False
return True
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