python购物车程序简单代码

本文实例为大家分享了python购物车程序的具体代码,供大家参考,具体内容如下

代码:

'''''

Created on 2017年9月4日

@author: len

'''

product_list = [

('Robot',200000),

('MacPro',12000),

('Iphone8',8888),

('Hello World',1200),

]

shopping_list = []

user_salary=input("请输入你的工资:")

if user_salary.isdigit():

user_salary = int(user_salary)

while True:

print("商品如下:")

for index,item in enumerate(product_list):

print (index,item)

user_choice = input("请输入要购买的商品编号:")

if user_choice.isdigit():

user_choice = int(user_choice)

if user_choice < len(product_list) and user_choice > -1:

p_item = product_list[user_choice]

if user_salary>=p_item[1]:

shopping_list.append(p_item)

user_salary-=p_item[1]

print("购买商品",p_item,"成功您的余额为",user_salary,"元!" )

else:

print("您的余额为",user_salary,"余额不足以购买此商品,购买失败!")

else:

print("并无此产品!")

elif user_choice == "q":

print("--------shopping list-------")

for i in shopping_list:

print(i)

exit()

else:

print("invalidate!!!")

效果图:

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