def test_to_string(self):
     net = Network([
       AutoencoderLayer(n_in=25, n_hidden=22, rnd=rnd),
       AutoencoderLayer(n_in=22, n_hidden=19,
                        corruption_level=0.1, p_dropout=0.1, rnd=rnd),
       FullyConnectedLayer(n_in=19, n_out=1, rnd=rnd),
     ], 200)
     layers = net.get_layer_string()
     dropouts = net.get_layer_dropout_string()
     test_s = "Ae[sgm](25, 22)-dAe[sgm, 0.100](22, 19)-FC(19, 1)"
     self.assertEqual(layers, test_s)