Python类的组合

class Monster(object):
    def __init__(self,hp):
        self.hp=hp
class Wepon():
    damage=10
class Superman(object):
    def __init__(self,hp):
        self.__hp=hp
        self.damage=Wepon()  #这就是组合
    def gongji(self,monster):
        monster.hp-=self.damage.damage


if __name__==‘__main__‘:
    print((‘游戏开始‘).center(30,‘*‘))
    print(‘怪兽产生了‘)
    monster1=Monster(100)
    print(‘怪兽的血量是%d‘%monster1.hp)
    s1=Superman(100)
    print(‘产生了一个超人，攻击力是%d‘%s1.damage.damage)
    s1.gongji(monster1)
    print(‘怪兽受到攻击，血量变成%d‘%monster1.hp)