问Python @property与getters和setter？

class MyClass(object):

    ...

    def get_my_attr(self):

        ...

    def set_my_attr(self, value):

        ...

和 

class MyClass(object):

    ...        

    @property

    def my_attr(self):

        ...

    @my_attr.sette

    def my_attr(self, value):

        ...