Python_建造者模式

#建造者基类
class PersonBuilder():
def BuildHead(self):
pass

def BuildBody(self):
pass

def BuildArm(self):
pass

def BuildLeg(self):
pass

#胖子
class PersonFatBuilder(PersonBuilder):
type = u'胖子'
def BuildHead(self): PRint u'构建%s的头' % self.type

def BuildBody(self):
print u'构建%s的身体' % self.type

def BuildArm(self):
print u'构建%s的手' % self.type

def BuildLeg(self):
print u'构建%s的脚' % self.type

#瘦子
class PersonThinBuilder(PersonBuilder):
type = u'瘦子'
def BuildHead(self):
print u'构建%s的头' % self.type

def BuildBody(self):
print u'构建%s的身体' % self.type

def BuildArm(self):
print u'构建%s的手' % self.type

def BuildLeg(self):
print u'构建%s的脚' % self.type

#指挥者
class PersonDirector():
pb = None;
def __init__(self, pb):
self.pb = pb

def CreatePereson(self):
self.pb.BuildHead()
self.pb.BuildBody()
self.pb.BuildArm()
self.pb.BuildLeg()

def clientUI():
pb = PersonThinBuilder()
pd = PersonDirector(pb)
pd.CreatePereson()

pb = PersonFatBuilder()
pd = PersonDirector(pb)
pd.CreatePereson()
return

if __name__ == '__main__':
clientUI();