file:08_trackback模块的使用_异常写入日志文件.mp4 file:10_pycharm的调试模式.mp4 file:01_异常的本质_调试核心理念.mp4 file:05_finally结构.mp4 file:07_with上下文管理.mp4 file:02_try_except基本结构.mp4 file:06_常见异常汇总和说明.mp4 file:09_自定义异常类_raise抛出异常.mp4