目录1、python中self的含义2、Python中为何要有self3、首先来看一下__init__()和self对象4、如果没有在__init__中初始化对应的实例变量的话，导致后续引用实例变量会出错5、在函数中，使用对应的变量，虽然代码是可以
I looked at many similar questions here at Stackoverflow.com and searched in Google but still could not find an answer, so I am posting this new question.
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