用python实现简单购物车功能

all_asset = 0
 
i1 = input("请输入总资产：")
 
all_asset = int(i1)
goods = [
    {'name':'电脑','price':1999},
    {'name':'鼠标','price':10},
    {'name':'油田','price':20},
    {'name':'美女','price':998}
]
for i in goods:
    print(i['name'],i['price'])
 
car_dict = {}
while True:
    i2 = input('请选择商品(Y/结算)：')
    if i2 =="y":
        break
    for item in goods:
        if item['name'] == i2:
            name = item['name']
            if name in car_dict.keys():
                car_dict[name]['num'] = car_dict[name]['num'] + 1
            else:
                car_dict[name] = {'num': 1,'single_price': item['price']}
    print(car_dict)
print(car_dict)
all_price = 0
for v in car_dict.values():
    m = v['num']
    n = v['single_price']
    all_sum = m * n
    all_price = all_price + all_sum
 
if all_price >all_asset:
    print('穷逼','总价：'+ str(all_price),'余额：'+ str(all_asset-all_price))
else:
    print('土豪','总价：'+ str(all_price),'余额：'+ str(all_asset-all_price))