class HouseItem:
    def __init__(self,name,area):

        self.name = name
        self.area = area

    def __str__(self):
        return "[%s] 占地%.2f"%(self.name,self.area)


class House:
    def __init__(self,house_type,area):
        self.house_type = house_type
        self.area = area

        #剩余面积
        self.free_area = area

        #家具名称列表
        self.item_list = []

    def __str__(self):

        #Python能够自动的将一对括号内部的代码链接再一起
        return ("户型：%s\n总面积：%.2f[剩余：%.2f]\n家具：%s"
                % (self.house_type,self.area,
                   self.free_area,self.item_list))

    def add_item(self,item):

        print("要添加%s"%item)

#1、创建家具
bed = HouseItem("席梦思",4)
chest = HouseItem("衣柜",2)
table =HouseItem("餐桌",1.5)

print(bed)
print(chest)
print(table)

#2、创建房子对象
my_house = House("两室一厅",60)
my_house.add_item(bed)
my_house.add_item(chest)
my_house.add_item(table)
print(my_house)
