python 小案例demo06

products = [["iphone",6888],["MacPro",14800],["小米6",2499],["Coffee",31],["Book",60],["Nike",699]]
print("-"*5,"\t商品列表","-"*5)
for i,x in enumerate(products):
    print(i,end="\t")
    print(x[0],end="\t")
    print(x[1])
    #购物列表 定义购物车
shoppling_list = []
sum_money = 0
    #不断咨询客户要购买的商品编码
while 1:
       user = input("请输入您要购买的商品编码 q为退出")
       if user != "q" and 0 <= int(user) <len(products):
           user = int(user)
           shoppling_list.append(products[user][0])
           sum_money += products[user][1]
           # 咨询是否继续购买
           print("是否继续购买 q为退出")
       elif user.__eq__("q"):
           print("-"*5,"\t取消购物成功\t","-"*5)
           print("您买了:")
           # 遍历展示购物车清单
           for shop in shoppling_list:
               print("%s"%shop,end="\t")
           print("\n总共花费了%d元"%sum_money)
           break
       else:
           print("输入错误,请重新输入:")
           continue