def test_topo(self):
        train = CIFAR10(which_set='train')
        topo = train.get_batch_topo(1)
        assert topo.ndim == 4
Tests that a topological batch has 4 dimensions
dataset/ETHPy150Open lisa-lab/pylearn2/pylearn2/datasets/tests/test_cifar10.py/TestCIFAR10.test_topo