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builder.py
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builder.py
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class Director():
''' Director class '''
def __init__(self, builder):
self._builder = builder
def construct_car(self):
self._builder.create_new_car()
self._builder.add_model()
self._builder.add_tires()
self._builder.add_engine()
def get_car(self):
return self._builder.car
class Builder():
'''Abstract Builder'''
def __init__(self):
self.car = None
def create_new_car(self):
self.car = Car()
class SkyLarkBuilder(Builder):
'''Concreate Builder-> provides parts and tools to work on the parts '''
def add_model(self):
self.car.model = "Skylark"
def add_tires(self):
self.car.tires = 'Regular Tires'
def add_engine(self):
self.car.engine = "Turbo Engine"
class Car():
'''Product'''
def __init__(self):
self.model = None
self.tires = None
self.engine = None
def __str__(self):
return '{} | {} | {}'.format(self.model, self.tires, self.engine)
# create concreate builder
builder = SkyLarkBuilder()
# create director object
director = Director(builder)
# construct car
director.construct_car()
# get new car
car = director.get_car()
# print car info
print(car)