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сообщение · 2025-06-16 20:45 UTC
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从用返回值返回错误的角度看,他这里的问题是,失败时返回None给的信息太少,导致调用方无法“正确”的进行处理,举个例子,我有个http接口,失败的情况有两种,一种是因为网络问题没返回结果,另一种是返回的结果不正确,那么第一种调用者可能能重试,但第二种没有重试的意义,如果都返回None那么就无法区分从而进行有意义的错误处理了

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