Python实现购物车程序

本文实例为大家分享了程序：Python购物车程序，具体内容如下

需求：

代码：

#coding=utf-8#Version:python 3.6.0#Tools:Pycharm 2017.3.2_date_ = '2018/4/16/016 14:50'_author_ = 'Hongyong'salary = int(input("Please input your salary: "))shoppingmart = []items = (["1","Huawei","￥",2800],     ["2","Earphone","￥",300],     ["3","Book","￥",80])msg_items = '''----------items----------1. Huawei   ￥ 28002. Earphone  ￥ 3003. Book    ￥ 80-------------------------'''print(msg_items)while True:  shopindex = int(input("Please choose goods: "))  if salary > items[shopindex-1][3]:    shoppingmart.append(items[shopindex-1])    salary -= int(items[shopindex-1][3])    print("You have bought {name} !".format(name = items[shopindex-1][1]))    print("Your balance is: ￥",salary)    decision = input("Do you want to quit now?")    print(msg_items)  else:    print("Your balance is not enough! Please try sth else.")    recharge_ans = input("Do you want to recharge?")    if recharge_ans == "y":      recharge = int(input("Please input money: "))      print("Please wait for a while...")      salary += recharge      print("You have recharged successfully!")      print("And the balance is: ",salary,"now!")    decision = input("Do you want to quit now?")    print(msg_items)  if decision == "q":    break  else:    continueprint("You have bought: ",shoppingmart)print("Your balance is: ￥",salary)print("Welcome your next coming!") 

程序效果：

Please input your salary: 0 ----------items----------1. Huawei   ￥ 28002. Earphone  ￥ 3003. Book    ￥ 80------------------------- Please choose goods: 1Your balance is not enough! Please try sth else.Do you want to recharge?yPlease input money: 30000Please wait for a while...You have recharged successfully!And the balance is: 30000 now!Do you want to quit now? ----------items----------1. Huawei   ￥ 28002. Earphone  ￥ 3003. Book    ￥ 80------------------------- Please choose goods: 1You have bought Huawei !Your balance is: ￥ 27200Do you want to quit now? ----------items----------1. Huawei   ￥ 28002. Earphone  ￥ 3003. Book    ￥ 80------------------------- Please choose goods: 2You have bought Earphone !Your balance is: ￥ 26900Do you want to quit now?q ----------items----------1. Huawei   ￥ 28002. Earphone  ￥ 3003. Book    ￥ 80------------------------- You have bought: [['1', 'Huawei', '￥', 2800], ['2', 'Earphone', '￥', 300]]Your balance is: ￥ 26900Welcome your next coming!

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