def test_overwritten_copy_of_spectrum1Ds_are_different():
lhs6328_spectrum1D = Spectrum1D(log_file_name=None)
wavecal_1 = WavelengthCalibration(log_file_name=None)
wavecal_1.from_spectrum1D(lhs6328_spectrum1D)
memory_1 = id(wavecal_1.spectrum1D)
wavecal_1.from_spectrum1D(copy.copy(lhs6328_spectrum1D), overwrite=True)
memory_2 = id(wavecal_1.spectrum1D)
assert memory_1 != memory_2
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])
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
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
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()