import time user_list=[] shopping_car=[] user_login={} error_dic={} def read_all_user(): if user_list: return with open('account_info.txt','rt',encoding='utf-8') as f: text=f.read() if not text:return text=text.split(',') for i in text: temp=i.split('|') print(temp) d_dic={} d_dic['name']=temp[0] d_dic['pwd']=temp[1] def user_exist(username): for user in user_list: if user['name']==username: return True return False def write_user(name,password): with open('account_info.txt','a+',encoding='utf-8')as f: old=',%s|%s|0'%(name,password) f.write(old) def register(): while True: name = input('请输入用户名:').strip() password=input('请输入密码:').strip() if name and password: print('ok') if user_exist(name): print('用户名已存在') continue else: print('可以注册') if len(password)<6: print('密码不能少于6位') continue else: print('注册成功') write_user(name,password) user_list.append({'name':name,'pwd':password,'money':'0'}) return else: print('用户或密码不能为空') def login(): while True: name=input('请输入用户名 输入0返回上层:') if name=='0': return flag=False for user in user_list: if user['name']==name: flag=True break else: print('用户不存在,请先注册') continue password=input('请输入密码:') for user in user_list: if user['name']==name and user['pwd']==password: print('登陆成功 欢迎:%s'%name) user_login['name']=name user_login['pwd']=password user_login['money']=user['money'] user_login['shopping_car']=shopping_car return True print('用户名或者密码不正确,请重新输入') if name not in error_dic: error_dic[name]=1 else: error_dic[name]=1+error_dic[name] def lock_user(username): for user in user_list: if user['name']==username: user['locktime']=str(time.time()) print(username+'被锁定') print(user_list) def shopping(): if not user_login: return while True: shopping=[['1','sony xm3000x',2988],['2','gtx1080ti',10000]] for i in shopping: print('商品号:{},{}:{}'.format(i[0],i[1],i[2])) num=input('请输入您购买的商品号或者物品名(输入0退出):') if num=='0': print(shopping_car) return for i in shopping: if num not in i : continue else: user_login['shopping_car'].append(i) def show_shopping_car(): if not user_login: print('请先注册或者登陆') return else: print(user_login['shopping_car']) def account_info(): if not user_login: print('请先注册或者登陆') return print('账号:{} \n 密码:{}'.format(user_login['name'],user_login['pwd'])) def add_money(): if not user_login: print('请先注册或者登陆') return while True: try: num=int(input('请输入充值的钱:')) except: print('请输入合法字符') for i in user_list: i['name']=user_login['name'] i['name']=int(user_login['money'])+num method_dic={'1':register,'2':login,'3':shopping,'4':show_shopping_car,'5':account_info,'6':add_money} def main(): read_all_user() while True: print(''' 欢迎使用拼多多商城 请选择 1:注册 2:登陆 3:购物车 4:查看购物车 5:账户信息 6:账户充值 0:退出系统 ''') chioce=input('请输入执行的功能:').strip() if chioce=='0': return if chioce not in method_dic: print('输入有误 请重新输入:') continue method_dic[chioce]() main()
来源:CSDN
作者:贾兴旺
链接:https://blog.csdn.net/weixin_45660823/article/details/103508518