text: 
  # Copyright 2011 OpenStack Foundation.
  # All Rights Reserved.
  # 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.
  
  import logging
  
  from oslo_serialization import jsonutils
  
  from oslo_messaging.notify import notifier
  
  
  class LogDriver(notifier._Driver):
  
      "Publish notifications via Python logging infrastructure."
  
      # NOTE(dhellmann): For backwards-compatibility with configurations
      # that may have modified the settings for this logger using a
      # configuration file, we keep the name
      # 'oslo.messaging.notification' even though the package is now
      # 'oslo_messaging'.
      LOGGER_BASE = 'oslo.messaging.notification'
  
      def notify(self, ctxt, message, priority, retry):
          logger = logging.getLogger('%s.%s' % (self.LOGGER_BASE,
                                                message['event_type']))
          method = getattr(logger, priority.lower(), None)
          if method:
              method(jsonutils.dumps(message))
  