def METHOD_NAME(self):
    n = Node()
    with self.assertRaises(IOError):
        relay.io.load(n,"pile_of_garbage.conduit_bin");
    with self.assertRaises(IOError):
        relay.io.load_merged(n,"another_pile_of_garbage.conduit_bin");
    with self.assertRaises(IOError):
        relay.io.save(n,"/bad/bad/bad/cant_write_here.conduit_bin");
    with self.assertRaises(IOError):
        relay.io.save_merged(n,"/bad/bad/bad/cant_write_here_either.conduit_bin");