#NEWLINE# def save_response( self , key , response ) : #NEWLINE# #INDENT# ' Save response to cache\n\n        :param key: key for this response\n        :param response: response to save\n\n        .. note:: Response is reduced before saving (with :meth:`reduce_response`)\n                  to make it picklable\n        ' #NEWLINE# self . responses [ key ] = ( self . reduce_response ( response ) , datetime . utcnow ( ) )