def test_negative_scalar_index(adata, index: int, obs: bool):
    pos_index = index + (adata.n_obs if obs else adata.n_vars)

    if obs:
        adata_pos_subset = adata[pos_index]
        adata_neg_subset = adata[index]
    else:
        adata_pos_subset = adata[:, pos_index]
        adata_neg_subset = adata[:, index]

    np.testing.assert_array_equal(
        adata_pos_subset.obs_names, adata_neg_subset.obs_names
    )
    np.testing.assert_array_equal(
        adata_pos_subset.var_names, adata_neg_subset.var_names
    )
def app_settings():

    app_settings = {'GRAPHITE_HOST': settings.GRAPHITE_HOST,
                    'OCULUS_HOST': settings.OCULUS_HOST,
                    'FULL_NAMESPACE': settings.FULL_NAMESPACE,
                    }

    resp = json.dumps(app_settings)
    return resp, 200