def message(self, *args, **opts):
        if len(args) > 1:
            raise ArgumentError("Invalid number of arguments")

        if len(args) == 1:
            return self.make_message(name=args[0])
        else:
            return self.make_message()
dataset/ETHPy150Open circus-tent/circus/circus/commands/list.py/List.message/original