class FruitClass:

# 种类工厂def get_name(self, name_index):    if name_index == 0:        name_object = OrangeClass()    elif name_index == 1:        name_object = Hami_MelonClass()    elif name_index == 2:        name_object = GrapeClass()    else:        name_object = None    return name_object

class OrangeClass:

# 橘子类def __init__(self):    self.name = "橘子"def print_name(self):    print("您购买的水果为：%s" % self.name)

class Hami_MelonClass:

# 哈密瓜类def __init__(self):    self.name = "哈密瓜"def print_name(self):    print("您购买的水果为：%s" % self.name)

class GrapeClass:

# 葡萄类def __init__(self):    self.name = "葡萄"def print_name(self):    print("您购买的水果为：%s" % self.name)

class FruitWeight:

# 称重工厂def __init__(self, weight):    self.weight = float(weight)def print_weight(self):    print("该水果的分量为：%.2f千克" % self.weight)

class FruitPrice:

# 价格工厂def get_price(self, name_index, variety):    if name_index == 0:        price_object = OrangePrice(variety)    elif name_index == 1:        price_object = Hami_MelonPrice()    elif name_index == 2:        price_object = GrapePrice()    else:        price_object = None    return price_object

class OrangePrice:

# 橘子价格类def __init__(self, variety):    self.variety = variety    if self.variety == 1:        self.price = 8.5    else:        self.price = 11.0def print_price(self):    print("该水果的单价为:%.2f元/千克" % self.price)

class Hami_MelonPrice:

# 哈密瓜价格类def __init__(self):    self.price = 24.3def print_price(self):    print("该水果的价格为:%.2f元/千克" % self.price)

class GrapePrice:

# 葡萄价格类def __init__(self):    self.price = 16.2def print_price(self):    print("该水果的价格为:%.2f元/千克" % self.price)    return self.price

class FruitPack:

# 包装工厂def __init__(self, pack):    if pack == 1:        self.pack = "散称"    else:        self.pack = "盒装"def print_pack(self):    print("该水果的打包形式为：%s" % self.pack)

class FruitFactory:

def __init__(self, name_index, weight, variety, pack):    # 工作的调配，种类、[期货](https://www.gendan5.com/futures.html)分量、价格、包装形式    self.name_object = FruitClass().get_name(name_index)    self.weight_object = FruitWeight(weight)    self.price_object = FruitPrice().get_price(name_index, variety)    self.pack_object = FruitPack(pack)def print_purchase(self):    # 计算购买的金额    money = self.price_object.price * self.weight_object.weight    print("须要领取的金额共计为：%.2f元" % money)def show_info(self):    # 展现最终的购买信息    self.name_object.print_name()    self.weight_object.print_weight()    self.price_object.print_price()    self.pack_object.print_pack()    self.print_purchase()    print("-*-" * 20)

class Consumer:

# 消费者类def __init__(self):    print("-*-" * 20)    # 输出原始的“购买需要”信息    self.name = input("请输出你要购买的水果名称：0.橘子 1.哈密瓜 2.葡萄\n")    self.weight = input("请输出你要购买水果的分量(kg)：\n")    self.variety = input("如果您购买橘子，咱们有2种橘子：0.不买橘子 1.甘橘 2.砂糖橘\n")    self.pack = input("请您抉择该水果的包装形式：1.散称 2.盒装\n")    print("-*-" * 20)def request(self):    # 返回相干的购买信息    return self.name, self.weight, self.variety, self.pack

if name == '__main__':

# 创立顾客buyer = Consumer()# 拿到顾客的购买信息buy_info = buyer.request()# 应用水果工厂，传播指令至旗下的子工厂并执行购买操作buy_res = FruitFactory(int(buy_info[0]), int(buy_info[1]), int(buy_info[2]), int(buy_info[3]))# 购买信息的展现buy_res.show_info()