          Returns the initial request object.
          """
          return Request(request, parsers=self.parsers, authentication=self.authentication)
  
      def finalize_response(self, request, response, *args, **kargs):
          """
          Returns the final response object.
          """
          if isinstance(response, Response):
              response.view = self
 
</s> remove     def __init__(self, content=None, status=None, headers=None, view=None, request=None, renderers=None):
 </s> add     def __init__(self, content=None, status=None, headers=None, view=None,
                 request=None, renderers=None, format=None):
    def finalize_response(self, request, response, *args, **kwargs):
          Returns the initial request object.
          """
          return Request(request, parsers=self.parsers, authentication=self.authentication)
  
    def finalize_response(self, request, response, *args, **kwargs):
          """
          Returns the final response object.
          """
          if isinstance(response, Response):
              response.view = self
keep keep keep keep replace keep keep keep keep keep
 Basic support for format suffixes 
djangorestframework/views.py