          """
          Test that right renderer is chosen, in the order of Accept list.
          """
          accept_list = ['application/pickle', 'application/json']
          renderers = (MockPickleRenderer, MockJsonRenderer)
          response = self.get_response(accept_list=accept_list, renderers=renderers)
          renderer, media_type = response._determine_renderer()
          self.assertEqual(media_type, 'application/pickle')
          self.assertTrue(isinstance(renderer, MockPickleRenderer))
  
          renderers = (MockJsonRenderer, )
 
</s> remove         renderers = (MockJsonRenderer, )
        response = self.get_response(accept_list=accept_list, renderers=renderers)
 </s> add         renderer_classes = (MockJsonRenderer, )
        response = self.get_response(accept_list=accept_list, renderer_classes=renderer_classes) </s> remove         renderers = (MockPickleRenderer, )
        response = self.get_response(accept_list=None, renderers=renderers)
 </s> add         renderer_classes = (MockPickleRenderer, )
        response = self.get_response(accept_list=None, renderer_classes=renderer_classes) </s> remove         renderers = (MockPickleRenderer, )
        response = self.get_response(accept_list=accept_list, renderers=renderers)
 </s> add         renderer_classes = (MockPickleRenderer, )
        response = self.get_response(accept_list=accept_list, renderer_classes=renderer_classes) </s> remove         return Response(request=request, renderers=renderers)
 </s> add         return Response(request=request, renderer_classes=renderer_classes) </s> remove         self.renderers = renderers
 </s> add         self.renderer_classes = renderer_classes
        renderer_classes = (MockPickleRenderer, MockJsonRenderer)
        response = self.get_response(accept_list=accept_list, renderer_classes=renderer_classes)
          """
          Test that right renderer is chosen, in the order of Accept list.
          """
          accept_list = ['application/pickle', 'application/json']
        renderer_classes = (MockPickleRenderer, MockJsonRenderer)
        response = self.get_response(accept_list=accept_list, renderer_classes=renderer_classes)
        renderer_classes = (MockPickleRenderer, MockJsonRenderer)
        response = self.get_response(accept_list=accept_list, renderer_classes=renderer_classes)
          renderer, media_type = response._determine_renderer()
          self.assertEqual(media_type, 'application/pickle')
          self.assertTrue(isinstance(renderer, MockPickleRenderer))
  
          renderers = (MockJsonRenderer, )
keep keep keep keep replace replace keep keep keep keep keep
 Better naming for properties on views, requests and responses

renderers is now renderer_classes
parsers is now parser_classes
authentication is now authentication_classes 
djangorestframework/tests/response.py