#NEWLINE# def decr_async( self , key , delta = 1 , namespace = None , initial_value = None , rpc = None ) : #NEWLINE# #INDENT# 'Async version of decr().\n\n    Returns:\n      A UserRPC instance whose get_result() method returns the same\n      kind of value as decr() returns.\n    ' #NEWLINE# return self . _incrdecr_async ( namespace , True , delta , namespace = namespace , initial_value = initial_value , rpc = rpc )