def test_list_prefix(self):
        with self.assertRaises(NipapNonExistentError):
            p = Prefix.get(0)
Gets a list of ports from the specified DPID
dataset/ETHPy150Open SpriteLink/NIPAP/tests/nipap-ro.py/TestReadonly.test_list_prefix--crossover with--dataset/ETHPy150Open dave-tucker/hp-sdn-client/hpsdnclient/of.py/OfMixin.get_ports