1. #!/bin/env python
    2. # encoding=utf-8
    4. import sys
    6. goods_list = dict(苹果=100, 矿泉水=150, 饮料=200, 香烟=100, 面包=120, 哇哈哈=300, 大碗面=400, 康师傅=100, 酸酸乳=120)
    8. class Custom(object):
    10.     def __init__(self, customer_type, goods=None):
    11.         """
    12.         :param customer_type: 1 vip，2 普通
    13.         :param goods:
    14.         """
    15.         self.customer_type = customer_type
    16.         if goods is None:
    17.             goods = {}
    18.         self.goods = goods
    20.     def buy(self):
    21.         if self.customer_type == '1':
    22.             self.vip_pay_up()
    23.         if self.customer_type == '2':
    24.             self.custom_pay_up()
    26.     def vip_pay_up(self):
    27.         # 结账
    28.         account = 0
    29.         for item in self.goods:
    30.             sales = goods_list[item]
    31.             account = account + sales
    33.         if account >= 200:
    34.             print('共计消费:', account * 0.8, '元，折扣8折')
    35.         elif len(goods_list) >= 10:
    36.             print('共计消费:', account * 0.85, '元，折扣85折')
    37.         else:
    38.             print('共计消费:', account, '元')
    40.     def custom_pay_up(self):
    41.         # 结账
    42.         account = 0
    43.         for item in self.goods:
    44.             sales = goods_list[item]
    45.             account = account + sales
    46.         if account < 200:
    47.             print('共计消费:', account, '元')
    48.         if account >= 200:
    49.             print('共计消费:', account * 0.9, '元，折扣9折')
    52. if __name__ == '__main__':
    54.     message = print('Please choice vip or customer.')
    55.     #选择会员还是普通客户
    56.     inform = 'vip'
    58.     if inform == 'vip':
    59.         custom1 = Custom('1', goods_list)
    60.         custom1.buy()
    61.     if inform == 'customer':
    62.         customer2 = Custom('2', goods_list)
    63.         customer2.buy()