#NEWLINE# def not_found( self , debug_message = '' ) : #NEWLINE# #INDENT# '\n        Raises an Http404 exception to trigger the 404 not found response\n        machinery. Even though this raises an exception, it is recommended\n        to return it for stylistic consistency:\n        \n            return self.not_found()\n        \n        ' #NEWLINE# raise http . Http404 ( self )