面向对象

class student:
    name=None
    def say_hi(self,msg):
        print(f"大家好呀，我是:{self.name},{msg}")
stu=student()
stu.name='fqs'
stu.say_hi("我想死大家了")

 

#设计一个闹钟
class Clock:
    id=None #闹钟的序列号
    price=None #价格
    def ring(self):
        import winsound
        winsound.Beep(2000,3000)
#构建2个闹钟对象并让其工作
clock1=Clock()
clock1.id="003032"
clock1.price=19.99
print(f"闹钟的序列号：{clock1.id}，闹钟的价格{clock1.price}")
clock1.ring()

clock2=Clock()
clock2.id="003033"
clock2.price=29.99
print(f"闹钟的序列号：{clock2.id}，闹钟的价格{clock2.price}")
clock2.ring()