old_contents: # All Rights Reserved.
  #
  #    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 imp
  from oslo_config import cfg
  from watcher.api import config as api_config
  from watcher.tests.api import base
  
  
  class TestRoot(base.FunctionalTest):
  
      def test_config_enable_webhooks_auth(self):
          acl_public_routes = ['/']
          cfg.CONF.set_override('enable_webhooks_auth', True, 'api')
          imp.reload(api_config)
          self.assertEqual(acl_public_routes,
                           api_config.app['acl_public_routes'])
  
      def test_config_disable_webhooks_auth(self):
          acl_public_routes = ['/', '/v1/webhooks/.*']
          cfg.CONF.set_override('enable_webhooks_auth', False, 'api')
          imp.reload(api_config)
          self.assertEqual(acl_public_routes,
                           api_config.app['acl_public_routes'])
  
new_contents: # All Rights Reserved.
  #
  #    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 importlib
  from oslo_config import cfg
  from watcher.api import config as api_config
  from watcher.tests.api import base
  
  
  class TestRoot(base.FunctionalTest):
  
      def test_config_enable_webhooks_auth(self):
          acl_public_routes = ['/']
          cfg.CONF.set_override('enable_webhooks_auth', True, 'api')
          importlib.reload(api_config)
          self.assertEqual(acl_public_routes,
                           api_config.app['acl_public_routes'])
  
      def test_config_disable_webhooks_auth(self):
          acl_public_routes = ['/', '/v1/webhooks/.*']
          cfg.CONF.set_override('enable_webhooks_auth', False, 'api')
          importlib.reload(api_config)
          self.assertEqual(acl_public_routes,
                           api_config.app['acl_public_routes'])
  
subject: Use importlib to take place of im module