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try语句有四个子句:try、except、else、finally。大多数人只用到了前两个,但else和finally各有独特而重要的用途。全文依次讲解else:成功时才执行、finally:无论如何都执行、try-except-else-finally组合实战等内容。try-except-else-finally是Python异常处理的完整工具。
本内容遵循CC 4.0 BY-SA版权协议 不少朋友刚接触异常处理时的状态,基本就是在报错的红色提示里手忙脚乱,要么逐条试错,要么干脆在函数外面套一个 try...except Exception 把问题全部吞掉。
@toby_fcb Exceptions can't be examples. A 2nd place rarely goes this viral because they all try to be the first ...