[Exercise]Python print product list added to shopping cart (record)

[Exercise]Python print item list added to shopping cart (pure record)

product = [["iphone",6888],["MacPro",14800],["小米6",2499],["Coffee",31],["Book",60],["Nike",699]]
print("------商品列表------")
for i in range(len(product)):
    print(i,"\t",product[i][0],"\t",product[i][1])
    i += 1

a = "pass"
bag =[]
while a != "q":
    t = input("请选择你想要购买的商品编号：")
    bag.append(t)
    a = input("是否结算，结算请输入q：")

for n in range(len(bag)):
    print(bag[n],"\t",product[int(bag[n])][0],"\t",product[int(bag[n])][1])
    n += 1