#! /usr/bin/env python# -*- coding: utf-8 -*-# __author__ = "DaChao"# Date: 2017/6/7#! /usr/bin/env python# -*- coding: utf-8 -*-# __author__ = "DaChao"# Date: 2017/6/10‘‘‘要求用户输入总资产，例如：2000显示商品列表，让用户根据序号选择商品，加入购物车购买，如果商品总额大于总资产，提示账户余额不足，否则，购买成功。附加：可充值、某商品移除购物车goods = [    {"name": "电脑", "price": 1999},    {"name": "鼠标", "price": 10},    {"name": "游艇", "price": 20},    {"name": "美女", "price": 998},]‘‘‘def shangpin():    ‘‘‘    打印商品列表及序号，并价格赋值    :return:    ‘‘‘    num = 1    for n_p in goods:        print(num,n_p["name"],n_p[‘price‘])        p_goods.append(n_p[‘price‘])        num+=1def choose_1():    ‘‘‘    打印购物选择    :return:    ‘‘‘    tips_1 = ["Continue shopping!", "Go payment!"]    num = 1    for n_p in tips_1:        print(num,tips_1[num-1])        num+=1def choose_2():    ‘‘‘    打印金额不足选择    :return:    ‘‘‘    tips_2 = ["Go recharge!","Go to remove goods!"]    num = 1    print("Your money are not enough!")    for n_p in tips_2:        print(num, tips_2[num - 1])        num += 1def goods_list():    ‘‘‘    显示购物车功能    :return:    ‘‘‘    if goods_1 != 0:        print("已购买电脑数量： ",goods_1)    if goods_2 != 0:        print("已购买鼠标数量： ",goods_2)    if goods_3 != 0:        print("已购买游艇数量： ",goods_3)    if goods_4 != 0:        print("已购买美女数量： ",goods_4)if __name__ == ‘__main__‘:    goods = [        {"name": "电脑", "price": 1999},        {"name": "鼠标", "price": 10},        {"name": "游艇", "price": 20},        {"name": "美女", "price": 998},    ]    p_goods = []    money_bsum = 0    g_goods = []    goods_1 = 0    goods_2 = 0    goods_3 = 0    goods_4 = 0    num = 0    money_sum = int(input("Please input your total money in your wallet: "))    tag_1 = True    while tag_1:                  #商品购物        shangpin()        num = int(input("Please choose your favorite goods of id: "))        if num in range(1,5):       #选择商品，购物总价叠加，并加入新购物列表，以便移除.            money_bsum = money_bsum + int(p_goods[num-1])            if num == 1:                goods_1 += 1                print("电脑 加入购物车！目前数量： ", goods_1)            elif num == 2:                goods_2 += 1                print("鼠标 加入购物车！目前数量： ", goods_2)            elif num == 3:                goods_3 += 1                print("游艇 加入购物车！目前数量： ", goods_3)            elif num == 4:                goods_4 += 1                print("美女 加入购物车！目前数量： ", goods_4)        else:            print("Please input correct ID.")        choose_1()        choose_id = input("1 & 2 ?")        if choose_id == "2":            tag_1 = False    tag_2 = True    while tag_2:                 #支付选择，如果余额不足，充值或移除商品至支付成功。        if money_bsum <= money_sum:            print("Pay successful!")            tag_2 = False        else :            choose_2()            choose_id = input("1 & 2 ?")            if choose_id == "1":                money_sum += int(input("Please input your recharge money: "))            elif choose_id == "2":                goods_list()                shangpin()                while tag_2:                    num_del = int(input(print("Please choose your del goods of id: ")))                    if num_del == 1 and goods_1 != 0:                        goods_1 -= 1                        money_bsum -= 1999                        if money_bsum <= money_sum:                            tag_2 = False                    elif num_del == 2 and goods_2 != 0:                        goods_2 -= 1                        money_bsum -= 10                        if money_bsum <= money_sum:                            tag_2 = False                    elif num_del == 3 and goods_3 != 0:                        goods_3 -= 1                        money_bsum -= 20                        if money_bsum <= money_sum:                            tag_2 = False                    elif num_del == 1 and goods_4 != 0:                        goods_4 -= 1                        money_bsum -= 998                        if money_bsum <= money_sum:                            tag_2 = False                print("You can offord your shopping!")