def METHOD_NAME():
    # Test against R stats::ar.yw; see results/results_yw_dl.R
    endog = np.arange(1, 12) * 1.0
    res, _ = durbin_levinson(endog, 2, demean=False)
    desired_ar_params = [0.92318534179, -0.06166314306]
    assert_allclose(res[2].ar_params, desired_ar_params)