# -*- coding: UTF-8 -*-

class Person():
    city = 'BeiJing'    # 类的数据属性
    
    def __init__(self, name, age):
        self.name =name     # 实例对象的数据属性
        self.age = age
    
    def run(self):      # 类的函数属性
        print(f"{self.name} is talk")


class Teacher(Person):
    # 增加新方法
    def talk(self):
        print(f"{self.name} 牛 🐂")
    pass

xdc = Teacher('秀', 38)
xdc.talk()