def ndb_get(self):
        """
        A non-persistent store (ndb: NonDataBase). Everything stored
        to this is guaranteed to be cleared when a server is shutdown.
        Syntax is same as for the _get_db_holder() method and
        property, e.g. obj.ndb.attr = value etc.

        """
        try:
            return self._ndb_holder
        except __HOLE__:
            self._ndb_holder = NDbHolder(self, "nattrhandler", manager_name="nattributes")
            return self._ndb_holder

    #@ndb.setter
dataset/ETHPy150Open evennia/evennia/evennia/server/serversession.py/ServerSession.ndb_get