Esempio n. 1
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def test_user_supplied_arc_spec_2():

    wavecal = WavelengthCalibration(log_file_name=None)

    # Find the peaks of the arc
    wavecal.find_arc_lines(arc_spec=arc_spec)

    # Configure the wavelength calibrator
    wavecal.initialise_calibrator()
    wavecal.set_hough_properties(
        num_slopes=200,
        xbins=40,
        ybins=40,
        min_wavelength=3500,
        max_wavelength=8500,
    )
    wavecal.set_ransac_properties(filter_close=True)

    wavecal.add_user_atlas(elements=element, wavelengths=atlas)
    wavecal.do_hough_transform()

    # Solve for the pixel-to-wavelength solution
    wavecal.fit(max_tries=500, display=False)

    # Save a FITS file
    wavecal.save_fits(
        output="wavecal",
        filename=os.path.join(
            HERE, "test_output", "test_wavecal_user_supplied_arc_spec"
        ),
        overwrite=True,
    )

    wavecal.remove_arc_lines()
Esempio n. 2
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def test_setting_nones_to_known_pairs_expect_fail():

    lhs6328_spectrum1D = Spectrum1D(log_file_name=None)
    wavecal = WavelengthCalibration(log_file_name=None)
    lhs6328_spectrum1D.add_arc_spec(arc_spec)
    wavecal.from_spectrum1D(lhs6328_spectrum1D)
    # Find the peaks of the arc
    wavecal.find_arc_lines(
        save_fig=True,
        fig_type="iframe+png",
        filename=os.path.join(
            HERE, "test_output", "test_wavecal_find_arc_lines"
        ),
        display=False,
        return_jsonstring=True,
    )
    wavecal.initialise_calibrator()
    wavecal.set_known_pairs([None], [None])
Esempio n. 3
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def test_setting_known_pairs(mock_show):

    lhs6328_spectrum1D = Spectrum1D(log_file_name=None)
    wavecal = WavelengthCalibration(log_file_name=None)
    lhs6328_spectrum1D.add_arc_spec(arc_spec)
    wavecal.from_spectrum1D(lhs6328_spectrum1D)
    # Find the peaks of the arc
    wavecal.find_arc_lines(
        save_fig=True,
        fig_type="iframe+png",
        filename=os.path.join(
            HERE, "test_output", "test_wavecal_find_arc_lines"
        ),
        display=True,
        return_jsonstring=True,
    )
    wavecal.initialise_calibrator()
    wavecal.set_known_pairs([123, 234], [456, 567])
    assert len(wavecal.spectrum1D.calibrator.pix_known) == 2
    assert len(wavecal.spectrum1D.calibrator.wave_known) == 2
Esempio n. 4
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def test_setting_a_known_pair():

    lhs6328_spectrum1D = SpectrumOneD(log_file_name=None)
    wavecal = WavelengthCalibration(log_file_name=None)
    lhs6328_spectrum1D.add_arc_spec(arc_spec)
    wavecal.from_spectrum1D(lhs6328_spectrum1D)
    # Find the peaks of the arc
    wavecal.find_arc_lines(
        save_fig=True,
        fig_type="iframe+png",
        filename=os.path.join(
            HERE, "test_output", "test_wavecal_find_arc_lines"
        ),
        display=False,
        return_jsonstring=True,
    )
    wavecal.initialise_calibrator()
    wavecal.set_known_pairs(123, 456)
    assert wavecal.spectrum1D.calibrator.pix_known == 123
    assert wavecal.spectrum1D.calibrator.wave_known == 456
Esempio n. 5
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def test_wavecal():

    lhs6328_spectrum1D = Spectrum1D(log_file_name=None)
    wavecal = WavelengthCalibration(log_file_name=None)

    # Science arc_spec
    lhs6328_spectrum1D.add_arc_spec(arc_spec)
    wavecal.from_spectrum1D(lhs6328_spectrum1D)

    # Find the peaks of the arc
    wavecal.find_arc_lines(
        save_fig=True,
        fig_type="iframe+png",
        filename=os.path.join(
            HERE, "test_output", "test_wavecal_find_arc_lines"
        ),
        display=False,
        return_jsonstring=True,
    )

    # Configure the wavelength calibrator
    wavecal.initialise_calibrator()
    wavecal.set_hough_properties(
        num_slopes=1000,
        xbins=200,
        ybins=200,
        min_wavelength=3500,
        max_wavelength=8500,
    )
    wavecal.set_ransac_properties(filter_close=True)

    wavecal.add_user_atlas(elements=element, wavelengths=atlas)

    # Remove all lines between 3500 and 4000
    wavecal.remove_atlas_lines_range(wavelength=3750, tolerance=250)
    wavecal.do_hough_transform()

    # Solve for the pixel-to-wavelength solution
    wavecal.fit(max_tries=500, display=False)

    # Getting the calibrator
    wavecal.get_calibrator()

    # Save a FITS file
    wavecal.save_fits(
        output="wavecal",
        filename=os.path.join(HERE, "test_output", "test_wavecal"),
        overwrite=True,
    )

    # Save a CSV file
    wavecal.save_csv(
        output="wavecal",
        filename=os.path.join(HERE, "test_output", "test_wavecal"),
        overwrite=True,
    )

    # Getting the calibrator
    wavecal.get_spectrum1D()

    wavecal.list_atlas()
    wavecal.clear_atlas()
    wavecal.list_atlas()
Esempio n. 6
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    7967.34,
    8057.258,
]
element = ["Xe"] * len(atlas)

arc_spec = np.loadtxt(
    os.path.join(HERE, "test_data", "test_full_run_science_0_arc_spec.csv"),
    delimiter=",",
    skiprows=1,
)

wavecal = WavelengthCalibration(log_file_name=None)
wavecal.add_arc_spec(arc_spec)

# Find the peaks of the arc
wavecal.find_arc_lines()

arc_lines = wavecal.spectrum1D.peaks

np.random.seed(0)


def test_wavecal():

    lhs6328_spectrum1D = Spectrum1D(log_file_name=None)
    wavecal = WavelengthCalibration(log_file_name=None)

    # Science arc_spec
    lhs6328_spectrum1D.add_arc_spec(arc_spec)
    wavecal.from_spectrum1D(lhs6328_spectrum1D)