#NEWLINE# def basic_cancel( self , consumer_tag ) : #NEWLINE# #INDENT# if ( consumer_tag in self . _consumers ) : #NEWLINE# #INDENT# queue = self . _tag_to_queue [ consumer_tag ] #NEWLINE# self . _noack_queues . discard ( queue ) #NEWLINE# #UNINDENT# return super ( Channel , self ) . basic_cancel ( consumer_tag )