"""
This script generates a sky spectrum from a LowRedux IDL save file
.. include common links, assuming primary doc root is up one directory
.. include:: ../include/links.rst
"""
from pypeit.scripts import scriptbase
[docs]class LowRDXSkySpec(scriptbase.ScriptBase):
[docs] @classmethod
def get_parser(cls, width=None):
parser = super().get_parser(description='Read an IDL save file with a LowRedux sky '
'spectrum and convert it into a pypeit file.',
width=width)
parser.add_argument('lowrdx_sky', type=str, default=None,
help = 'LowRedux Sky Spectrum (IDL save file)')
parser.add_argument('new_file', type=str, default=None, help='PYPIT FITS sky spectrum')
return parser
[docs] @staticmethod
def main(args):
from scipy.io.idl import readsav
from linetools.spectra.xspectrum1d import XSpectrum1D
# Read
lrdx_sky = readsav(args.lowrdx_sky)
# Generate
xspec = XSpectrum1D.from_tuple((lrdx_sky['wave_calib'], lrdx_sky['sky_calib']))
# Write
xspec.write_to_fits(args.new_file)