Discuss / Python / 只要有run方法就可以用run_twice方法

只要有run方法就可以用run_twice方法

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程程wcl

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一个类无论是否继承Animal父类,只要有run方法就可以用run_twice()方法。

class people(object):#继承自object类

    def run(self):

        print('start')

run_twice(people())

#输出结果:

start
start

#如果子类无自定义方法,就会继承Animal类的run方法

class people(Animal):

    pass

run_twice(people())

#输出结果:

Animal is running...
Animal is running...

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