old_contents: # Copyright 2015 Cisco Systems, Inc.
  # Copyright (c) 2016 Hewlett Packard Enterprise Development Company LP
  #
  #    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 horizon
  from ironic_ui.content.ironic.panel import Ironic
  from openstack_dashboard.test import helpers as test
  
  
  class RegistrationTests(test.TestCase):
      def test_registered(self):
          dashboard = horizon.get_dashboard('admin')
          panel = dashboard.get_panel('ironic')
  
          self.assertEqual(panel.__class__, Ironic)
  
new_contents: # Copyright 2015 Cisco Systems, Inc.
  # Copyright (c) 2016 Hewlett Packard Enterprise Development Company LP
  #
  #    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 horizon
  from ironic_ui.content.ironic import panel as i_panel
  from openstack_dashboard.test import helpers as test
  
  
  class RegistrationTests(test.TestCase):
      def test_registered(self):
          dashboard = horizon.get_dashboard('admin')
          panel = dashboard.get_panel('ironic')
  
          self.assertEqual(panel.__class__, i_panel.Ironic)
  
subject: Clean imports in code