继承和多态
class Animal(object):
def __init__(self, name):
self.name = name
def greet(self):
print 'Hello, I am %s.' % self.nameclass Dog(object):
def __init__(self, name):
self.name = name
def greet(self):
print 'WangWang.., I am %s. ' % self.nameclass Dog(Animal):
def greet(self):
print 'WangWang.., I am %s. ' % self.name多态
小结
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