ile:08_面向对象1.py file:上课课件.zip file:12_异常_模块01.py file:01-作业.ev4 file:01-类的定义类与对象.ev4 file:02-self与init魔法方法.ev4 file:03-自定义异常-断言.ev4 file:04-模块-sys-os.ev4 file:demo4.py file:01-time-random.ev4 file:3-输入和输出.pdf