Python: 练习 面向对象 搬家具

class Furniture:
    def __init__(self, name, area):
        self.name = name
        self.area = area


class Room:
    def __init__(self, location, area):
        self.location = location
        self.area = area
        self.free_area = area
        self.furniture_list = []

    def add_furniture(self, item):
        if item.area > self.free_area:
            print("房间空间不足，无法放置")
        else:
            self.furniture_list.append(item.name)
            self.free_area -= item.area

    def __str__(self):
        return f"房间位于{self.location},剩余空间为{self.free_area},已搬入家具有{self.furniture_list}"


bed = Furniture("床", 6)
sofa1 = Furniture("沙法", 7)
sofa2 = Furniture("沙法", 8)
room = Room("北京", 20)
room.add_furniture(bed)
print(room)
room.add_furniture(sofa1)
print(room)
room.add_furniture(sofa2)
print(room)