old_contents: #   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 argparse
  import mock
  
  from cliff import columns as cliff_columns
  from osc_lib.tests import utils
  
  
  class TestNeutronClientOSCV2(utils.TestCommand):
  
      def setUp(self):
          super(TestNeutronClientOSCV2, self).setUp()
          self.namespace = argparse.Namespace()
          self.app.client_manager.session = mock.Mock()
          self.app.client_manager.neutronclient = mock.Mock()
          self.neutronclient = self.app.client_manager.neutronclient
  
      # TODO(amotoki): Move this to osc_lib
      def assertListItemEqual(self, expected, actual):
          self.assertEqual(len(expected), len(actual))
          for item_expected, item_actual in zip(expected, actual):
              self.assertItemEqual(item_expected, item_actual)
  
      # TODO(amotoki): Move this to osc_lib
      def assertItemEqual(self, expected, actual):
          self.assertEqual(len(expected), len(actual))
          for col_expected, col_actual in zip(expected, actual):
              if isinstance(col_expected, cliff_columns.FormattableColumn):
                  self.assertIsInstance(col_actual, col_expected.__class__)
                  self.assertEqual(col_expected.human_readable(),
                                   col_actual.human_readable())
              else:
                  self.assertEqual(col_expected, col_actual)
  
new_contents: #   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 argparse
  import mock
  
  from cliff import columns as cliff_columns
  from osc_lib.tests import utils
  
  
  class TestNeutronClientOSCV2(utils.TestCommand):
  
      def setUp(self):
          super(TestNeutronClientOSCV2, self).setUp()
          self.namespace = argparse.Namespace()
          self.app.client_manager.session = mock.Mock()
          self.app.client_manager.neutronclient = mock.Mock()
          self.neutronclient = self.app.client_manager.neutronclient
          self.addCleanup(mock.patch.stopall)
  
      # TODO(amotoki): Move this to osc_lib
      def assertListItemEqual(self, expected, actual):
          self.assertEqual(len(expected), len(actual))
          for item_expected, item_actual in zip(expected, actual):
              self.assertItemEqual(item_expected, item_actual)
  
      # TODO(amotoki): Move this to osc_lib
      def assertItemEqual(self, expected, actual):
          self.assertEqual(len(expected), len(actual))
          for col_expected, col_actual in zip(expected, actual):
              if isinstance(col_expected, cliff_columns.FormattableColumn):
                  self.assertIsInstance(col_actual, col_expected.__class__)
                  self.assertEqual(col_expected.human_readable(),
                                   col_actual.human_readable())
              else:
                  self.assertEqual(col_expected, col_actual)
  
subject: Call mock.patch.stopall in OSC unit tests