#多态就是一种事物的多种形态,就是多个类继承一个父类(基本用不上) from cat import Cat from mouse import Mouse from person import Person tom = Cat("tom") jerry = Mouse("jerry") tom.eat() jerry.eat() xiaogang = Person() #人喂食任何一种动物 xiaogang.feedAnimal(tom) xiaogang.feedAnimal(jerry)
from animal import Animal from cat import Cat from mouse import Mouse c = Cat("tom") c.eat() m = Mouse("jerry") m.eat()