装饰器——test

LOGIN_USER = {"is_login": False}


def outer(func):
    def inner(*args, **kwargs):
        if LOGIN_USER['is_login']:
            r = func()
            return r
        else:
            print("请登陆")

    return inner


@outer
def order():
    print("欢迎 %s 登陆")


@outer
def order():
    print("欢迎 %s 登陆")


@outer
def changepwd():
    print("欢迎 %s 登陆")


@outer
def manager():
    print("欢迎 %s 登陆")


def login(user, pwd):
    if user == "spencer" and pwd == "123":
        LOGIN_USER["is_login"] = True
        LOGIN_USER["current_user"] = user
        manager()


def main():
    while True:
        ipt = input = "1:后台管理；2:登陆"
        if ipt == "1":
            manager()
        elif ipt == "2":
            username = input("请输入账号:")
            pwd = input("请输入密码:")
            login(username, pwd)