old_contents: # -*- encoding: utf-8 -*-
  #
  # Copyright (c) 2016 Intel
  #
  # Authors: Tomasz Kaczynski <tomasz.kaczynski@intel.com>
  #
  # 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.
  
  """Script for the sync tool."""
  
  import sys
  
  from oslo_log import log
  
  from watcher.common import service as service
  from watcher import conf
  from watcher.decision_engine import sync
  
  LOG = log.getLogger(__name__)
  CONF = conf.CONF
  
  
  def main():
      LOG.info('Watcher sync started.')
  
      service.prepare_service(sys.argv, CONF)
      syncer = sync.Syncer()
      syncer.sync()
  
      LOG.info('Watcher sync finished.')
  
new_contents: # -*- encoding: utf-8 -*-
  #
  # Copyright (c) 2016 Intel
  #
  # Authors: Tomasz Kaczynski <tomasz.kaczynski@intel.com>
  #
  # 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.
  
  """Script for the sync tool."""
  
  import sys
  
  from oslo_log import log
  
  from watcher.common import service
  from watcher import conf
  from watcher.decision_engine import sync
  
  LOG = log.getLogger(__name__)
  CONF = conf.CONF
  
  
  def main():
      LOG.info('Watcher sync started.')
  
      service.prepare_service(sys.argv, CONF)
      syncer = sync.Syncer()
      syncer.sync()
  
      LOG.info('Watcher sync finished.')
  
subject: remove redundant import alias