Abstract Factory - GoF

abstractfactory.py

# -*- coding: utf-8 -*-

class AbstractCarFactory:
  """Абстрактная фабрика"""
  def createCar(self):
    raise NotImplementedError()

class FordFactory(AbstractCarFactory):
  """Конкретная фабрика A"""
  def createCar(self):
    return Ford()

class ToyotaFactory(AbstractCarFactory):
  """Конкретная фабрика Б"""
  def createCar(self):
    return Toyota()

class Car:
  """Абстрактный продукт"""
  def printName(self):
    return NotImplementedError()


class Ford(Car):
  """Конкретный продукт А"""
  def printName(self):
    print 'Ford Focus'


class Toyota(Car):
  """Конкретный продукт Б"""
  def printName(self):
    print 'Toyota Corolla'

location = 'Japan'

if location == 'Japan':
  factory = ToyotaFactory()
else:
  factory = FordFactory()

car = factory.createCar()
car.printName()