class Animal(): def run(self): print("'Animal is running...'") class Dog(Animal): def run(self): print("('Dog is running...'") class Cat(Animal): def run(self): print("'Cat is running...'") animal=Animal() dog=Dog() cat=Cat()
def run_twice(animal): animal.run()
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Solo_Travel
class Animal(): def run(self): print("'Animal is running...'") class Dog(Animal): def run(self): print("('Dog is running...'") class Cat(Animal): def run(self): print("'Cat is running...'") animal=Animal() dog=Dog() cat=Cat()
def run_twice(animal): animal.run()