python面向对象

def ydrz():
    print("引导入座")
def dcd():
    print("递菜单")
def dc():
    print("点餐")
def gscscd():
    print("告诉厨师菜谱")
def zc():
    print("做菜")
def yc():
    print("用餐")
def jscf():
    print("计算餐费")
def zfcf():
    print("支付餐费")
def sqcf():
    print("收取餐费")


ydrz()
dcd()
dc()
gscscd()
zc()
yc()
jscf()
zfcf()
sqcf()

class Waiter():
    def ydrz(self):
        print("引导入座")

    def dcd(self):
        print("递菜单")

    def gscscd(self):
        print("告诉厨师菜谱")


class Customer():
    def dc(self):
        print("点餐")

    def yc(self):
        print("用餐")

    def zfcf(self):
        print("支付餐费")

class Cook():
    def zc(self):
        print("做菜")

class Cashier():
    def jscf(self):
        print("计算餐费")

    def sqcf(self):
        print("收取餐费")


zhangsan=Customer()
xiaoming=Waiter()
laowang=Cook()
xiaohong=Cashier()
xiaoming.ydrz()
xiaoming.dcd()
zhangsan.dc()
xiaoming.gscscd()
laowang.zc()
zhangsan.yc()
xiaohong.jscf()
zhangsan.zfcf()
xiaohong.sqcf()