装饰器用法 之访问京东

def gaojie(func):
    def yin(*args,**kwargs):
        name=input("请输入用户名").strip()
        passwd=input("请输入密码").strip()
        if name =="sb" and passwd=="123":
            res=func(*args,**kwargs)
            return res
        else:
            print("用户名或密码输入有误")
    return yin


@gaojie
def index():
    print("欢迎来到京东")

@gaojie
def home():
    print("欢迎回家")

@gaojie
def shopping(name):
    print("%s的购物车里有好多东西：例如[%s,%s,%s]"  %(name,"手机","洗衣机","电视机"))
index()
home()
shopping("董文辉")