def METHOD_NAME(rotor1):
    speed = np.linspace(0, 1000, 51)
    response = rotor1.run_unbalance_response(3, 0.01, 0.0, speed)
    file = Path(tempdir) / "unbalance.toml"
    response.save(file)
    response2 = ForcedResponseResults.load(file)
    assert response2.rotor == response.rotor
    assert response2.forced_resp.all() == response.forced_resp.all()
    assert response2.speed_range.all() == response.speed_range.all()
    assert response2.velc_resp.all() == response.velc_resp.all()
    assert response2.accl_resp.all() == response.accl_resp.all()
    assert response2.unbalance.all() == response.unbalance.all()