1. instance parameters in subclass are all included in parent class.
instance parameters within subclass are included by parent class
2. how to invoke the parent class:
class and child class with a same method
1. instance parameters in subclass are all included in parent class.
instance parameters within subclass are included by parent class
2. how to invoke the parent class:
class and child class with a same method
Ref link 1. instance parameters in subclass are all inclu...
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来自廖雪峰class(类)可以被继承，新的class称为子类(Subclass),被继承的class是基类、父类或...
因为 type 不能判断 subclass 使用 type(a), 返回的是
本文标题：class and subclass
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