# -*- coding:utf-8 -*-#!python3user_list = [  {'name':'ad1','passwd':'123'},  {'name':'ad2','passwd':'123'},  {'name':'ad3','passwd':'123'},  {'name':'ad4','passwd':'123'}]#初始狀態，用來保存登陸的用戶，client_dic = {'username':None,'login':False}#添加新功能def auth_func(func):  def wrapper(*args,**kwargs):    #參數檢查，判斷是否有用戶登錄，如果有，不用驗證，直接執行函數的功能    if client_dic['username'] and client_dic['login']:      res = func(*args,**kwargs)      return res    #輸入用戶名和密碼    username = input('用戶名:').strip()    passwd = input('passwd:').strip()    #對比列表，檢查用戶名和密碼是否正確    for user_dic in user_list:      if username == user_dic['name'] and passwd == user_dic['passwd']:        client_dic['username'] = user_dic['name']        client_dic['login'] = True        res = func(*args,**kwargs)        return res    else:      print('用戶名或者密碼錯誤!')  return wrapper@auth_funcdef index():  print("歡迎來到主頁")@auth_funcdef home(name):  print("歡迎回家:%s"%name)@auth_funcdef shoppping_car():  print('購物車里有[%s,%s,%s]'%('奶茶','妹妹','娃娃'))print(client_dic)index()print(client_dic)home('root')