from abc import ABC, abstractmethod
# 定义一个抽象产品类
class Product(ABC):
@abstractmethod
def use(self):
pass
# 定义具体产品类A
class ConcreteProductA(Product):
def use(self):
return "使用具体产品A"
# 定义具体产品类B
class ConcreteProductB(Product):
def use(self):
return "使用具体产品B"
# 定义一个抽象工厂类
class Factory(ABC):
@abstractmethod
def create_product(self):
pass
# 定义具体工厂类A
class ConcreteFactoryA(Factory):
def create_product(self):
return ConcreteProductA()
# 定义具体工厂类B
class ConcreteFactoryB(Factory):
def create_product(self):
return ConcreteProductB()
# 客户端代码
def client_code(factory: Factory):
product = factory.create_product()
print(product.use())
if __name__ == "__main__":
factory_a = ConcreteFactoryA()
client_code(factory_a) # 输出: 使用具体产品A
factory_b = ConcreteFactoryB()
client_code(factory_b) # 输出: 使用具体产品B
