函数自己练手一晚上敲的,各位博主可以走过路过可以来瞧瞧,欢迎评价提需求哈哈

total_prices = 0def chiose(action):'''0是注册功能,1是会员卡系统,2是购物功能,3是会员查找积分功能,4为会员积分兑换功能'''#注册功能if action == 0:# 注册内容def register():while True:print('注册账号'.center(50, "-"))name = input('请输入账号').strip()print('注册密码'.center(50, "-"))pwd = input('请输入密码').strip()with open('用户注册信息.txt', 'r', encoding='utf8') as fw:data = fw.read()if name in data :print('已有账号')continueelse:print('注册成功')with open('用户注册信息.txt', 'a', encoding='utf8') as fw:fw.write(f'{name}:{pwd}|')breakprint(50*'-')return register# 会员卡功能,100块钱1分# 其中加个必须结合shoping进行#小于10分是普通会员9折优惠#大于等于10分是黄金会员8.5折优惠# 大于等于100分是至尊会员打8折if action == 1:def member():choise = input('有会员输入1\n''没会员输入其他\n''最终解释权归杨文益所有')count = 0if choise == '1':while count == 0:info_dict = dict()member_dict = dict()new_member_dict = dict()print('登入账号'.center(50, "-"))name = input('请输入账号(真的想不起来了,输入我忘了密码随意退出)\n').strip()print('登入密码'.center(50, "-"))pwd = input('请输入密码').strip()with open('用户注册信息.txt', 'r', encoding='utf8') as fr:info = fr.read()info_list = info.split('|')for info in info_list[:-1]:info = info.split(':')info_name = info[0]info_pwd = info[1]info_dict[info_name] = info_pwdif name == '我忘了':print(50 * '-')count = 1elif name not in info_dict:print('会员账号错误')continueelif pwd != info_dict.get(name):print('密码错误')continueelse:print('会员成功')count = 1# 写入会员名字加积分with open('会员积分.txt', 'a', encoding='utf8')  as fw,\open('会员积分剩余积分.txt', 'a', encoding='utf8')  as fw_1:fw.write(f'{name}:{total_prices / 100}|')fw_1.write(f'{name}:{total_prices / 100}|')# 读写会员总积分with open('会员积分.txt', 'r', encoding='utf8') as fw:member = fw.read()member_list = member.split('|')for member in member_list[:-1]:member = member.split(':')member_name = member[0]member_integral = float(member[1])if member_name not in member_dict:member_dict[member_name] = member_integralelse:member_dict[member_name] += member_integral# 读写会员剩余积分with open('会员积分剩余积分.txt', 'r', encoding='utf8') as fw:new_member = fw.read()new_member_list = new_member.split('|')for new_member in new_member_list[:-1]:new_member = new_member.split(':')new_member_name = new_member[0]new_member_integral = float(new_member[1])if new_member_name not in new_member_dict:new_member_dict[new_member_name] = new_member_integralelse:new_member_dict[new_member_name] += new_member_integral# 打印积分print(50 * '-')print(f'你好{name}')print(f'您当前的积分{member_dict.get(name)}分')integral = member_dict.get(name)if integral < 10:print(50 * '-')print('您是我们超市的普通会员可以享受9折优惠')print(50 * '-')print(f'你本次购买总计:{total_prices}')print(f'会员折扣后为{0.9*total_prices}')print(50 * '-')print(f'请到前台支付{0.9 * total_prices}')print(50 * '-')print('欢迎下次光临'.center(44,"-"))elif integral < 100:print(50 * '-')print('您是我们超市的黄金会员可以享受8.5折优惠')print(50 * '-')print(f'你本次购买总计:{total_prices}')print(f'会员折扣后为{0.85 * total_prices}')print(50 * '-')print(f'请到前台支付{0.85 * total_prices}')print(50 * '-')print('欢迎下次光临'.center(44, "-"))else:print(50 * '-')print('您是我们超市的至尊会员可以享受8折优惠')print(50 * '-')print(f'你本次购买总计:{total_prices}')print(f'会员折扣后为{0.8 * total_prices}')print(50 * '-')print(f'请到前台支付{0.8 * total_prices}')print(50 * '-')print('欢迎下次光临'.center(44, "-"))print(50 * '-')return member#购物系统if action == 2:def shopping():# 产品成功选择后用judge = 1跳转到继续,结清,清空选择列表# 选择产品后继续 jump == '1'跳转,结算用jump == '0' 跳转, 清空继续购买用jump == '2'跳转,清空退出购买用jump == '3'跳转# 用 a == '0' 控制继续购买, a =='1'控制退出购买commodity_dict = {'0': ['cat', 100],'1': ['dog', 200],'2': ['pig', 300]}user_dict = dict()a = '0'print('欢迎来选购'.center(50, "-"))while a == '0':chiose = input('输入0商品是cat\n''输入1商品是dog\n''输入2商品是pig\n''请选择你要购买的商品:')print(50 * '-')commodity_info = commodity_dict.get(chiose)num = input('请输入你选择商品的数量')# 判断输入内容if not num.isdigit():print('数量输入有误请重新输入,数量只能输入数字')continueif chiose not in commodity_dict:print('无效商品,请在0,1,2中选择输入')continue# 整理商品清单else:num_int = int(num)if commodity_info[0] not in user_dict:user_dict[commodity_info[0]] = [num_int, num_int * commodity_info[1]]judge = 1  # 跳转选择界面a = '1'else:user_dict[commodity_info[0]][0] += num_intuser_dict[commodity_info[0]][1] += num_int * commodity_info[1]judge = 1  # 跳转选择界面a = '1'# 打印购买信息global total_pricestotal_prices = 0print("\n")print('杨大爷超市欢迎您'.center(42, '-'))print('\n你选择的商品')for name, info_list in user_dict.items():print(f'{name}{info_list[0]}个合计{info_list[1]}元\n')total_prices += info_list[1]print(50 * '-')print(f'        总计{total_prices}元')# 功能选择while judge == 1:print(50 * '-')jump = input('输入0结算\n''输入1继续购买\n''输入2清空购物车继续购买\n''输入3清空购物车退出\n''请输入您的选择').strip()if not jump.isdigit():print('请正确输入0,1,2,3中任意数字')continueif jump == '1':judge = 4  # 跳出功能选择a = '0'  # 继续购买elif jump == '2':user_dict = dict()  # 清空购物车judge = 4  # 跳出功能选择a = '0'  # 继续购买elif jump == '3':user_dict = dict()judge = 4  # 跳出功能选择print("-" * 50)print('欢迎下次光临')elif jump == '0':judge = 4  # 跳出功能选择print("-" * 50)print(f'一共{total_prices}元请到前台支付,如果有会员在下面输入会员信息')print("-" * 50)print('欢迎下次光临')return shopping#会员积分查询if action == 3:def menber_integral():#生成总积分字典:menber_integral_dict = dict()with open('会员积分.txt','r',encoding='utf8') as fr:info_list = fr.read().split('|')[:-1]for info in info_list:info = info.split(':')if info[0] not in menber_integral_dict:menber_integral_dict[info[0]] = float(info[1])else:menber_integral_dict[info[0]] += float(info[1])# 生成剩余积分字典:new_menber_integral_dict = dict()with open('会员积分剩余积分.txt', 'r', encoding='utf8') as fr:new_info_list = fr.read().split('|')[:-1]for new_info in new_info_list:new_info = new_info.split(':')if new_info[0] not in new_menber_integral_dict:new_menber_integral_dict[new_info[0]] = float(new_info[1])else:new_menber_integral_dict[new_info[0]] += float(new_info[1])while True :print('-'*50)name = input('请输入你会员卡的名字(退出输入我忘了)').strip()if name == '我忘了':print('-' * 50)print('请选择')breakif not name in menber_integral_dict:print('-' * 50)print('会员账号输入错误')print('-' * 50)else:print('-' * 50)print('会员介绍'.center(46,' '))print('积分小于10分为普通会员可以打9折\n''积分大于10分小于100分为黄金会员可以打8.5折\n''积分大于100分为黄金会员可以打8折')print('-' * 50)print(f'会员卡账号:{name}')if menber_integral_dict[name] <10:print('您当前会员等级为普通会员\n''您可以享受9折优惠')elif menber_integral_dict[name] <100:print('您当前会员等级为黄金会员\n''您可以享受8.5折优惠')else:print('您当前会员等级为至尊会员\n''您可以享受8折优惠')print(f'当前总积分:{menber_integral_dict[name]}分')print(f'已使用积分:{-new_menber_integral_dict[name] + menber_integral_dict[name]}分')print(f'剩余积分:{new_menber_integral_dict[name]}分')breakreturn menber_integral#会员积分兑换系统if action == 4:def gift():count = 0# 生成剩余积分字典:new_menber_integral_dict = dict()with open('会员积分剩余积分.txt', 'r', encoding='utf8') as fr:new_info_list = fr.read().split('|')[:-1]for new_info in new_info_list:new_info = new_info.split(':')if new_info[0] not in new_menber_integral_dict:new_menber_integral_dict[new_info[0]] = float(new_info[1])else:new_menber_integral_dict[new_info[0]] += float(new_info[1])#礼物字典:gift_dict = {'0':['钢笔',1.0],'1':['奥特曼玩偶',2.0],'2':['高达',10.0],'3':['钢铁侠1比1外套',100.0]}#账号登入#生成账号字典user_dict = dict()with open('用户注册信息.txt','r',encoding='utf8') as fr:user_info = fr.read()user_info_list = user_info.split('|')[:-1]for user_pwd in user_info_list:user_pwd = user_pwd.split(':')user_name = user_pwd[0]user_pwd = user_pwd[1]user_dict[user_name] = user_pwd  #注册时候用户名肯定不同所以不需要判断#开始登入,生成用户信息内容为密码和姓名都是字符串格式while count == 0:name = input('输入账号名字(输入我忘了退出会员积分兑换)')pwd = input('输入账号密码')if name =='我忘了':breakif name not in user_dict:print('账号错误')elif pwd != user_dict[name]:print('密码错误')else:print('登入成功')#打印他剩余积分以及奖品兑换信息print('-'*50)print('可兑换的奖品'.center(50,' '))print(f"输入0礼品为{gift_dict['0'][0]}需要积分为{gift_dict['0'][1]}分\n"f"输入1礼品为{gift_dict['1'][0]}需要积分为{gift_dict['0'][1]}分\n"f"输入2礼品为{gift_dict['2'][0]}需要积分为{gift_dict['2'][1]}分\n"f"输入3礼品为{gift_dict['3'][0]}需要积分为{gift_dict['3'][1]}分\n"f"退出输入X或者x")# print(gift_dict)# print(new_menber_integral_dict)print('-' * 50)#选择礼物while True:gift_choise = input('请输入你要兑换的礼物').strip()if gift_choise not in gift_dict:print('请在0,1,2,3,X,x中选择输入')continueelse:if gift_choise == 'X' or gift_choise == 'x':breakif name not in new_menber_integral_dict:print('你的账号没有积分')breakif gift_dict[gift_choise][1] > new_menber_integral_dict[name]:print(f'积分不足\n'f'您的剩余积分:{new_menber_integral_dict[name]}分')else:print(f"恭喜你获得{gift_dict[gift_choise][0]}\n"f"剩余积分{new_menber_integral_dict[name]-gift_dict[gift_choise][1]}\n")#将内容剩余积分进行统计with open('会员积分剩余积分.txt','a',encoding='utf8') as fw:fw.write(f'{name}:-{gift_dict[gift_choise][1]}|')count = 1breakreturn giftprint('欢迎来到杨大爷超市\n''"-" * 50')
x = 0
while x == 0:print('-' * 50)your_chiose = input('输入0注册会员进入注册功能\n''输入1黑店我要走了\n''输入2直接进入购物\n''输入3会员积分查询\n''输入4会员积分兑换礼物')print('-' * 50)if your_chiose not in ['0', '2', '1','3','4']:print('亲,输入0~4中数字')continueelse:if your_chiose == '0':chiose(0)()elif your_chiose == '2':chiose(2)()chiose(1)()elif your_chiose == '3':chiose(3)()elif your_chiose == '4':chiose(4)()else:print('拜拜')x = 1