def test_invalid_scalar_index(adata, index):
    # https://github.com/theislab/anndata/issues/619
    with pytest.raises(IndexError, match=r".*index.* out of range\."):
        _ = adata[index]
def tearDown(self):
        if hasattr(self, "rng_state"):
            torch.set_rng_state(self.rng_state)