new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  #    Copyright 2015 Mirantis, 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.
  
  from nailgun.db.sqlalchemy.models import *
  from nailgun.db import db
  from copy import deepcopy
  
  
  def clear_restriction():
      for release in db().query(Release).all():
          release.wizard_metadata = deepcopy(release.wizard_metadata)
          for value in release.wizard_metadata['Network']['manager']['values']:
              try:
                  del value['restrictions']
                  db().commit()
              except:
                  pass
      return 0
  
  
  def main():
      return clear_restriction()
  
  
  if __name__ == "__main__":
      main()
  
subject: add strike.py