7_20 day 25 13min类方法

class Room:
    tag = 1

    def __init__(self, name, owner, width, length, heigh):
        self.name = name
        self.owner = owner
        self.width = width
        self.length = length
        self.heigh = heigh

    def test(self):
        print('from test', self.name)

    @classmethod
    def tell_info(cls, x):
        print(cls)
        print('--》', cls.tag, x)

Room.tell_info(10)