day07_05 @property

__author__ = "Alex Li"

import os
# os.system()
# os.mkdir()

class Dog(object):
    '''这个类是描述狗这个对象的'''

    def __init__(self,name):
        self.name = name
        self.__food = None

    # 把一个方法变成一个静态属性
    @property #attribute
    def eat(self):
        print("%s is eating %s" %(self.name,self.__food))

    #保证能给属性赋值
    @eat.setter
    def eat(self,food):
        print("set to food:",food)
        self.__food = food

    #保证能够删除属性
    @eat.deleter
    def eat(self):
        del self.__food
        print("删完了")

    def talk(self):
        print("%s is talking"% self.name)

d = Dog("ChenRonghua")
d.eat
d.eat = 'baozi'
del  d.eat