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 _on_Server(self, host, port, use_ssl, connect_timeout, get_info=None,
                   tls=None):
        # mangle request packet

        return "FakeServerObject"