human
What is a the Python program you requested given the following:
Complete the below
def _save(method):

    ''''method decorator that saves data to Attribute'
    '''
assistant
#Here is the Python program you requested.
    def save_wrapper(self, *args, **kwargs):
        self.__doc__ = method.__doc__
        ret = method(self, *args, **kwargs)
        self._save_tree()
        return ret
    return update_wrapper(save_wrapper, method)