Anonymous

class A(object):    def __init__(self, foo=0):        self._foo = foo    def get_foo(self):        return self._foo    def set_foo(self, foo):        print 'A.set_foo()'        self._foo = foo    foo = property(get_foo, set_foo)class B(A):    def __init__(self, foo=0):        A.__init__(self, foo)    def get_foo(self):        return self._foo    def set_foo(self, foo):        print 'B.set_foo()'        self._foo = foo    foo = property(get_foo, set_foo)if __name__ == '__main__':      b = B()    b.foo = 1