old_contents: # Copyright 2017 FUJITSU LIMITED
  #
  # 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 oslo_log import log
  import yaml
  
  from monasca_notification import conf
  from monasca_notification import version
  
  LOG = log.getLogger(__name__)
  CONF = conf.CONF
  _CONF_LOADED = False
  
  
  def parse_args(argv, no_yaml=False):
      """Sets up configuration of monasca-notification."""
  
      global _CONF_LOADED
      if _CONF_LOADED:
          LOG.debug('Configuration has been already loaded')
          return
  
      conf.register_opts(CONF)
      log.register_options(CONF)
  
      default_log_levels = (log.get_default_log_levels())
      log.set_defaults(default_log_levels=default_log_levels)
  
      CONF(args=argv,
           project='monasca',
           prog='notification',
           version=version.version_string,
           description='''
           monasca-notification is an engine responsible for
           transforming alarm transitions into proper notifications
           ''')
      log.setup(CONF,
                product_name='monasca-notification',
                version=version.version_string)
  
      if not no_yaml:
          # note(trebskit) used only in test cases as the notification.yml
          # will be dropped eventually
          set_from_yaml()
  
      _CONF_LOADED = True
  
  
  def set_from_yaml():
      if CONF.yaml_config:
          LOG.info('Detected usage of deprecated YAML configuration')
          yaml_cfg = yaml.safe_load(open(CONF.yaml_config, 'rb'))
          conf.load_from_yaml(yaml_cfg)
  
new_contents: # Copyright 2017 FUJITSU LIMITED
  #
  # 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 oslo_log import log
  import yaml
  
  from monasca_notification import conf
  from monasca_notification import version
  
  LOG = log.getLogger(__name__)
  CONF = conf.CONF
  _CONF_LOADED = False
  
  
  def parse_args(argv, no_yaml=False):
      """Sets up configuration of monasca-notification."""
  
      global _CONF_LOADED
      if _CONF_LOADED:
          LOG.debug('Configuration has been already loaded')
          return
  
      conf.register_opts(CONF)
      log.register_options(CONF)
  
      default_log_levels = (log.get_default_log_levels())
      log.set_defaults(default_log_levels=default_log_levels)
  
      CONF(args=argv,
           project='monasca',
           prog='notification',
           version=version.version_string,
           description='''
           monasca-notification is an engine responsible for
           transforming alarm transitions into proper notifications
           ''')
      log.setup(CONF,
                product_name='monasca-notification',
                version=version.version_string)
  
      if not no_yaml:
          # note(trebskit) used only in test cases as the notification.yml
          # will be dropped eventually
          set_from_yaml()
  
      _CONF_LOADED = True
  
  
  def set_from_yaml():
      if CONF.yaml_config:
          LOG.info('Detected usage of deprecated YAML configuration')
          with open(CONF.yaml_config, 'rb') as ycf:
              yaml_cfg = yaml.safe_load(ycf.read())
          conf.load_from_yaml(yaml_cfg)
  
subject: Fix loading yaml file warning in Python 3