old_contents: from __future__ import absolute_import
  
  import socket
  
  from test_helpers.bases import BaseTest
  from test_helpers import mixins
  
  
  #########
  #
  # mixins.PatchMixin
  #
  #########
  
  
  class WhenTestingPatchingMixin(mixins.PatchMixin, BaseTest):
  
      patch_prefix = 'tests.integration.test_mixins'
  
      @classmethod
      def configure(cls):
          cls.mocked = cls.create_patch('function_under_test', create=True)
          cls.mocked.return_value = 'foobar'
  
      @classmethod
      def execute(cls):
          cls.result = cls.mocked()
  
      def should_have_called_the_mocked_function(self):
          self.assertEqual(self.result, 'foobar')
  
new_contents: from __future__ import absolute_import
  
  from test_helpers.bases import BaseTest
  from test_helpers import mixins
  
  
  #########
  #
  # mixins.PatchMixin
  #
  #########
  
  
  class WhenTestingPatchingMixin(mixins.PatchMixin, BaseTest):
  
      patch_prefix = 'tests.integration.test_mixins'
  
      @classmethod
      def configure(cls):
          cls.mocked = cls.create_patch('function_under_test', create=True)
          cls.mocked.return_value = 'foobar'
  
      @classmethod
      def execute(cls):
          cls.result = cls.mocked()
  
      def should_have_called_the_mocked_function(self):
          self.assertEqual(self.result, 'foobar')
  
subject: Remove unused import.