@property
    @serialized
    def user_name(self):
        return utils.to_unicode(lib.sp_session_user_name(self._sp_session))
insert a new node
dataset/ETHPy150Open mopidy/pyspotify/spotify/session.py/Session.user_name--crossover with--dataset/ETHPy150Open frappe/frappe/frappe/utils/nestedset.py/update_add_node