def METHOD_NAME():
    radar = pyart.testing.make_target_spectra_radar()
    vpt = radar.to_vpt()
    assert "instrument_name" in vpt.metadata
    assert vpt.fields["reflectivity"]["data"].shape == (10, 20)
    assert list(vpt.fields.keys()) == [
        "reflectivity",
        "velocity",
        "spectrum_width",
        "skewness",
        "kurtosis",
    ]
    assert vpt.range["data"].shape == (20,)
    assert vpt.time["data"].shape == (10,)