装饰器模拟访问页面

 

#coding:utf-8
list=[{'name':'alex','passwd':'123123'},
      {'name':'tom','passwd':'123123'}]
current={'name':None,'passwd':False}
def  timmer(func):
    def  wrapper():

            if current['name']  and current['passwd']  :
                func()
                return  1
            else:
                name=input("请输入用户名：  ")
                passwd=input("请输入你的密码： ")
                for i  in list:
                    if i['name'] == name  and i['passwd']== passwd :
                        current['name']=name
                        current['passwd']=True
                        func()
                        return  1
                else :
                     print("你输入的用户名或者密码错误")

    return wrapper

@timmer
def index():
    print("欢迎来到京东首页")
@timmer
def home():
    print("欢迎来到家目录")


index()
print(current)
home()