12.15----python类

class User:
    def __init__(self,first_name,last_name):
        """初始化姓和名"""
        self.f_name = first_name
        self.l_name = last_name
        
    def describe_user(self):
        """返回整洁的描述性姓名"""
        full_name = f"{self.f_name}{self.l_name}"
        return full_name
    
    def greest_user(self):
        """问候语"""
        print(f"恭喜{self.describe_user()}完成了本次练习")
         
class Admin:
    """初始化管理类的属性"""
    def __init__(self,privileges = ["添加帖子","删除帖子","禁止帖子"]):
        self.privileges = privileges
        
    def show_privieges(self):
        """描述管理特权的信息"""
        print(f"管理员的特权：{self.privileges}")
        
class Privileges(User):
    """初始化特权的属性"""
    def __init__(self,first_name,last_name):
        super().__init__(first_name,last_name)
        self.admin = Admin()
        
my_name = Privileges('叶','辰')
print(my_name.describe_user())
my_name.greest_user()
my_name.admin.show_privieges()

your_name = User('林','凡')
print(your_name.describe_user())
your_name.greest_user()

who_name = User('萧','峰')
print(who_name.describe_user())
who_name.greest_user()

class Restaurant:
    """创建一个名为餐馆的类"""
    def __init__(self,name,type):
        """初始化餐馆的名字和菜式类型"""
        self.restaurant_name = name
        self.cuisine_type = type
        
    def get_descriptive(self):
        """描述信息"""
        descriptive = f"这个餐厅的名字叫{self.restaurant_name},其擅长{self.cuisine_type}"
        return descriptive
    
    def open_restaurant(self):
        """餐馆正在营业"""
        print(f"{self.restaurant_name}正在营业")
        
class IceCreamStand(Restaurant):
    """
    初始化父类的属性
    再初始化冰淇淋的属性
    """
    def __init__(self,name,type):
        super().__init__(name,type)         # super(). 直接调用父类的方法
        self.flavors = ['香草味','香芋味','菠萝味','抹茶','巧克力','奶油泡芙','奶油泡芙','圣代冰淇淋']
        
    def descriptive_icecream(self):
        """描述冰淇淋的消息"""
        print(f"冰淇淋的口味如下：{self.flavors}")
        
my_restaurant = Restaurant('杰西庄','五湖四海各式各样的菜式')
print(my_restaurant.get_descriptive())
my_restaurant.open_restaurant()

my_ice = IceCreamStand('甜心','各种不同口味的冰淇淋')
print(my_ice.get_descriptive())
my_ice.open_restaurant()

my_ice.descriptive_icecream()

 继承可以把父类的所有功能都直接拿过来，不用重零做起，子类只需要新增自己特有的方法，也可以把父类不适合的方法覆盖重