摘要: 1.什么是异常 程序出现了错误(在编译或者执行过程中) >>> aTraceback (most recent call last): File "<pyshell#0>", line 1, in <module> aNameError: name 'a' is not defined NameEr 阅读全文
posted @ 2016-12-20 09:54 cui0x01 阅读(2679) 评论(0) 推荐(0)