python_面向对象小试题

 

 

打印啥？

class Animal(object):
    hobby = "eat"

    def run(self):
        print(self.hobby)
        return self.hobby


class Dog(Animal):
    hobby = "sleep"


dog = Dog()
print(dog.hobby)    
print(dog.run())  

 

答案

sleep
sleep
sleep

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