#方法1: def product(*args): s = 1 for arg in args: s = s * arg return s #测试的时候,没有处理参数为空的异常,打日志的时候出现“测试失败” #修改后的方法1: def product(*args): s = 1 if len(args) == 0: raise TypeError else: for arg in args: s = s * arg return s
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云剑决