def main():
objects = [Computer("Asus")]
synth = Synthesizer("moog")
objects.append(Adapter(synth, dict(execute=synth.play)))
human = Human("Bob")
objects.append(Adapter(human, dict(execute=human.speak)))
for i in objects:
print("{} {}".format(str(i), i.execute()))
def main():
objects = [Computer('Asus')]
synth = Synthesizer('moog')
objects.append(Adapter(synth, dict(execute=synth.play)))
human = Human('Bob')
objects.append(Adapter(human, dict(execute=human.speak)))
for i in objects:
print('{} {}'.format(str(i), i.execute()))
def main():
objects = [Computer('Asus')]
# # objects is a list, and a receiver for Adapter
# print(type(objects))
synth = Synthesizer('moog')
objects.append(Adapter(synth, dict(execute=synth.play)))
human = Human('Bob')
objects.append(Adapter(human, dict(execute=human.speak)))
for i in objects:
print('{} {}'.format(str(i), i.execute()))
def main():
objects = [Computer('IBM')]
synth = Synthesizer('moog')
objects.append(Adapter(
synth, dict(execute=synth.play))) #这里是把其他类的相应的方法指定到execute方法上
human = Human('kellan')
objects.append(Adapter(human, dict(execute=human.speak)))
print(objects)
for i in objects:
#print(i.name)
print('{} {}'.format(str(i), i.execute()))
def main():
# objects 容纳着所有对象, 兼容Computer的对象可以直接append
objects = [Computer('Asus')]
synth = Synthesizer('moog')
# 不兼容Computer的对象需要使用Adapter来适配一下再添加到objects中
objects.append(Adapter(synth, dict(execute=synth.play)))
human = Human('Bob')
objects.append(Adapter(human, dict(execute=human.speak)))
# 最终所有对象都可以调用execute方法, 而无需关心类之间的接口差异
for i in objects:
print('{} {}'.format(str(i), i.execute()))
for i in objects:
print(i.name)
def execute(self):
return 'executes a program'
class Adapter(object):
"""
implement of adapter
"""
def __init__(self, obj, adapted_method):
"""
add other method in __dict__
:param obj:
:param adapted_method:
"""
self.obj = obj
self.__dict__.update(adapted_method)
def __str__(self):
return str(self.obj)
if __name__ == '__main__':
objects = []
objects.append(Computer('EdwardChou'))
syth = Synthesizer('Dreamer')
objects.append(Adapter(syth, dict(execute=syth.play)))
human = Human('Birdman')
objects.append(Adapter(human, dict(execute=human.speak)))
for i in objects:
print('{} {}'.format(str(i), i.execute()))