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]
async def get_user_language(self, obj):
        """
        You need to override this method and return user language
        """
        raise NotImplementedError