#! /usr/bin/python3
# -*-coding:UTF-8-*-
class Anamil(object):
def run(self):
print(‘Animal is running‘)
def __eat(self):
print(‘私有方法eat，继承的子类不能调用‘)
class Dog(Anamil): #继承父类Animal
pass
class Cat(Anamil):
def run(self): #多态
print(‘覆盖父类的run方法‘)
dog_object = Dog()
dog_object.run() #调用父类的run方法
# dog_object.__eat() #报错
cat_object = Cat()
cat_object.run()原文：http://blog.51cto.com/3miao/2082999