class Car(object):
'''
def init(self,color,speed):
self.color=color
self.speed=speed
'''
def move(self):
print("car moving ...")
def whistle(self):
print("car whistling ...")
class Store(object):
def select_car(self):
pass
def order(self,car_type):
return self.select_car(car_type)
class BMWCarStore(Store):
def select_car(self,car_type):
return BMWFactory().select_car_by_type(car_type)
class BMWFactory(object):
def select_car_by_type(self,car_type):
if car_type=="mini":
return Suonata()
elif car_type=="720li":
return Mingtu()
else:
return Ix35()
class Suonata(Car):
pass
class Mingtu(Car):
pass
class Ix35(Car):
pass
==================================================
class OtherCarStore(Store):
def select_car(self,car_type):
return OtherFactory().select_car_by_type(car_type)
class OtherFactory(object):
def select_car_by_type(self,car_type):
if car_type=="1":
return Car1()
elif car_type=="2":
return Car2()
else:
return Car0()
class Car1(Car):
pass
class Car2(Car):
pass
class Car0(Car):
pass
==================================================
bmw_store=BMWCarStore()
bmw=bmw_store.order("720li")
other_store=OtherCarStore()
other=other_store.order("2")
print(bmw)
print(other)
bmw.move()
other.move()
