old_contents: import pbr.version
  
  version_info = pbr.version.VersionInfo('magnum-ui')
  
new_contents: #  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.
  import pbr.version
  
  version_info = pbr.version.VersionInfo('magnum-ui')
  
subject: Add Apache 2.0 license to source file