def METHOD_NAME():
    radar = pyart.io.read(pyart.testing.UF_FILE)
    rain = pyart.retrieve.est_rain_rate_z(radar)
    assert "units" in rain.keys()
    assert "long_name" in rain.keys()
    assert "coordinates" in rain.keys()
    assert rain["units"] == "mm/hr"
    assert_allclose(
        rain["data"][0][0:5],
        [0.01604766, 0.05375671, 0.00767614, 0.27197879, 1.04875935],
        atol=1e7,
    )
    assert_allclose(
        rain["data"][0][-5:],
        [0.26443019, 0.15909914, 0.1973247, 0.18339988, 0.18495507],
        atol=1e7,
    )
    del radar