高亮显示提示

启动程序后，先登录，登录成功则让用户输入充值钱数,然后打印商品列表，失败则重新登录，超过三次则退出程序

允许用户根据商品编号购买商品

用户选择商品后，检测余额是否够，够就直接扣款，不够就提醒

可随时退出，退出时，打印已购买商品



#-*-coding:utf-8-*-dic={'alex':{'password':'qwer','count':0,'balance':0},'lilei':{'password':'asdf','count':0,'balance':0},'jim':{'password':'zxcv','count':0,'balance':0}}goods=[{"name":"电脑","price":1999},{"name":"鼠标","price":10},{"name":"游艇","price":20},{"name":"美女","price":998},]shopping_cart=[]light_s='\033[1;31;46m%s元\033[0m'loop=Truewhileloop:f=open(file='blacklist.txt',mode='r',encoding='utf-8')blacklist=f.read()f.closedinput_user=input('请输入您的用户名：').strip()ifinput_userinblacklist:print('很抱歉您的账户已被锁定')else:ifinput_userindic:input_password=input('请输入您的密码：').strip()ifinput_password==dic[input_user]['password']:print('登录成功，您的账户余额还有',light_s%(dic[input_user]['balance']))recharge=input('是否进行充值？请输入充值的钱数，回车键继续')ifrecharge.isdigit():recharge=int(recharge)dic[input_user]['balance']+=int(recharge)print('当前余额为:',light_s%(dic[input_user]['balance']))print('商品列表'.center(50,'-'))print('-序号-','商品'.center(4,'-'),'价格'.center(4,'-'))whileloop:forindex,iinenumerate(goods):print('%s%s%s'%(index,i['name'],i['price']))choice=input("请输入您要购买的商品序号,按'q'键退出")ifchoice.isdigit():choice=int(choice)ifchoice>=len(goods):print('\033[1;31;46m您所选择的商品不存在\033[0m')continueifdic[input_user]['balance']>=int(goods[choice]['price']):dic[input_user]['balance']-=int(goods[choice]['price'])print('购买成功，花费',light_s%(goods[choice]['price']),'余额还剩',light_s%dic[input_user]['balance'])shopping_cart.append(goods[choice])else:print('余额不足，您的账户余额还有',light_s%(dic[input_user]['balance']))recharge=input('是否进行充值？请输入充值的钱数，回车键继续')ifrecharge.isdigit():recharge=int(recharge)dic[input_user]['balance']+=int(recharge)print('当前余额为:',light_s%(dic[input_user]['balance']))elifchoice=='q':print('您购买的商品列表清单如下')foriinshopping_cart:print(i['name'],i['price'])print('\033[1;31;46m欢迎再来\033[0m')loop=Falseelse:print('\033[1;31;46m请输入正确的序号\033[0m')else:print('\033[1;31;46m密码错误\033[0m')dic[input_user]['count']+=1ifdic[input_user]['count']>2:f=open(file='blacklist.txt',mode='a',encoding='utf-8')f.write('%s'%input_user)print('\033[1;31;46ml您的账号已被加入黑名单\033[0m')f.closedbreakelse:print('您输入的用户名不存在')