def get_node_from_level(self, level, uid):
        for i in xrange(
            int(level-self._uid_2_level(uid)), 
            int(level+self._uid_2_level(uid))
            ): #Triangle Inequality
            if i < len(self.table) and i >=0:
                for node in self.table[i]:
                    if self._uid_2_level(node.uid, uid) == level:
                        return node
        return None
Return the external filename and nodepath from `self.target`.
dataset/ETHPy150Open c00w/gevent-dht/gevent_dht/finger.py/FingerTable.get_node_from_level--crossover with--dataset/ETHPy150Open PyTables/PyTables/tables/link.py/ExternalLink._get_filename_node