购物

sum=0
gouwuche=""
shuliang=0
gaodian={”T恤":30,"针织衫":120,"毛衣":200}
yinliao={"长裤":100,"棉毛裤":156,"秋裤":40}

userku=""
psdku=""
nameku={}
sexku={}
jifen="0"
vip=""

a=input("请输入”1”创建账号:")
if a=="1":
    nameku=input("请输入姓名：")
    sexku=input("请输入性别：")
    userku=input("请输入账号：")
    psdku=input("请输入密码：")
    print("注册成功,请登入账号")
    while True:
        user=input("请输入账号：")
        psd=input("请输入密码：")
        if user==userku and psd==psdku:
            print("欢迎尊敬的"+nameku+"进入商店")
            print("个人信息：")
            print("普通会员")
            print("姓名："+nameku)
            print("性别："+sexku)
            while True:
                a=input("输入商品类型：“上衣”或“裤子”,输入”BUY“结算：")
                if a == "上衣":
                    print("1.  T恤  30元")
                    print("2.  针织衫  120元")
                    print("3.  毛衣   200元")
                    while True:
                        a=input("输入编号购买商品，输入“B”返回类型选择：")
                        if a=="1":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="T恤"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(gaodian["T恤"])*geshu
                            shuliang1=str(geshu)
                            print("加入购物车成功")
                                
                        elif a=="2":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="针织衫"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(gaodian["针织衫"])*geshu
                            shuliang2=str(geshu)
                            print("加入购物车成功")
                            
                        elif a=="3":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="毛衣"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(gaodian["毛衣"])*geshu
                            print("加入购物车成功")
                            
                        else:
                            break
                    
                if a == "裤子":
                    print("1.  长裤  100元")
                    print("2.  棉毛裤  156元")
                    print("3.  秋裤  40元")
                    while True:
                        a=input("输入编号购买商品，输入“B”返回类型选择：")
                        if a=="1":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="长裤"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(yinliao["长裤"])*geshu
                            shuliang1=str(geshu)
                            print("加入购物车成功")
                            
                        elif a=="2":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="棉毛裤"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(yinliao["棉毛裤"])*geshu
                            shuliang2=str(geshu)
                            print("加入购物车成功")
                            
                        elif a=="3":
                            geshu=int(input("输入购买个数："))
                            gouwuche+="秋裤"
                            gouwuche+="*"
                            gouwuche+=str(geshu)
                            gouwuche+="  "
                            sum+=int(yinliao["秋裤"])*geshu
                            print("加入购物车成功")
                            
                        else:
                            break
                elif a=="BUY":
                    jifen=str(sum/2)
                    print("您购买的商品有：")
                    print(gouwuche)
                    print("您共有"+jifen+"积分")
                    print(str(sum)+"元")
                    if float(jifen)>=0.0 and float(jifen)<=50.0:
                        vip="普通会员"
                    if float(jifen)>50.0 and float(jifen)<=150.0:
                        vip="高级会员"
                    elif float(jifen)>150.0 and float(jifen)<=200.0:
                        vip="银钻会员"
                    elif float(jifen)>200.0:
                        vip="金钻会员"
                    aa=input("输入“2”查看个人信息：")
                    if aa=="2":
                        print("个人信息：")
                        print(vip)
                        print("姓名："+nameku)
                        print("性别："+sexku)
                    else:
                        print("输入错误")
        else:
            print("输入账号或密码有误，请重新输入")