class Person(object): """定义一个具有类属性的类""" _die = True def __init__(self, age): self.age = age pa = Person(20) print(Person._die, id(Person._die)) #输出值:True 1531278160 print(pa._die, id(pa._die)) #输出值:True 1531278160 pa._die = 1 print(pa._die, id(pa._die)) #输出值:1 1531459344 del pa._die print(pa._die, id(pa._die)) #输出值:True 1531278160
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