#全部小代碼在此

product_list = [[‘Iphone7‘,5800],
                [‘Coffee‘,30],
                [‘疙瘩湯‘,10],
                [‘Python Book‘,99],
                [‘Bike‘,199],
                [‘ViVo X9‘,2499]
                ]

shopping_cart = []

salary = int(input("input your salary:"))

while True:
    menu 
 
= u‘‘‘
       ------- Good Shopping ---------
       \033[32;1m
       1.  輸入序號買商品進入購物車
       2.  輸入q打印購物清單退出
       \033[0m‘‘‘
    print(menu)
    index = 0
    for product in product_list:
        print(index,product)
        index +=1
    choice = input(">>").strip()
    if choice.isdigit(): #
 
判斷是否為數字
        choice = int(choice)
        if choice >= 0 and choice < len(product_list):#商品存在
            product = product_list[choice]#取到商品
            if product[1] <= salary:#判斷能否買得起
                shopping_cart.append(product)#加入購物車
                salary -= product[1]#扣錢
                print
 
("added product "+ product[0] + "into shopping cart,your current balance"+ str(salary))
                print("現在的余額為 %d 元" % salary)
                #print("jia ge shi " + product[haproxy.conf] + "yuan")
            else:
                print("買不起，窮逼！產品價格是"+str(product)[1]+"你還差錢"+str(product[1]-salary)+"錢")
        else:
            print("商品不存在")
    elif choice == "q":
        print("----已購買商品列表-----")
        print("id 商品 數量 單價 總價")
        for i in shopping_cart:
            print(i)

        print("您的余額為:",salary)
        print("------end------")
        break
    else:
        print("無此選項！")

python 之模擬購物車