"""
This script displays the flexure (spatial or spectral) applied to the science data.
.. include common links, assuming primary doc root is up one directory
.. include:: ../include/links.rst
"""
from pypeit.scripts import scriptbase
[docs]
class ChkFlexure(scriptbase.ScriptBase):
[docs]
@classmethod
def get_parser(cls, width=None):
parser = super().get_parser(description='Print QA on flexure to the screen',
width=width)
parser.add_argument('input_file', type=str, nargs='+',
help='One or more PypeIt spec2d or spec1d file')
inp = parser.add_mutually_exclusive_group(required=True)
inp.add_argument('--spec', default=False, action='store_true',
help='Check the spectral flexure')
inp.add_argument('--spat', default=False, action='store_true',
help='Check the spatial flexure')
parser.add_argument('--try_old', default=False, action='store_true',
help='Attempt to load old datamodel versions. A crash may ensue..')
return parser
[docs]
@staticmethod
def main(args):
from IPython import embed
from astropy.io import fits
from pypeit import msgs
from pypeit import specobjs
from pypeit import spec2dobj
chk_version = not args.try_old
flexure_type = 'spat' if args.spat else 'spec'
# Loop over the input files
for in_file in args.input_file:
msgs.info(f'Checking fluxure for file: {in_file}')
# What kind of file are we??
hdul = fits.open(in_file)
head0 = hdul[0].header
if 'PYP_CLS' in head0.keys() and head0['PYP_CLS'].strip() == 'AllSpec2DObj':
# load the spec2d file
allspec2D = spec2dobj.AllSpec2DObj.from_fits(in_file, chk_version=chk_version)
allspec2D.flexure_diagnostics(flexure_type=flexure_type)
elif 'DMODCLS' in head0.keys() and head0['DMODCLS'].strip() == 'SpecObjs':
if flexure_type == 'spat':
msgs.error("Spat flexure not available in the spec1d file, try with a "
"spec2d file")
# load the spec1d file
sobjs = specobjs.SpecObjs.from_fitsfile(in_file, chk_version=chk_version)
sobjs.flexure_diagnostics()
else:
msgs.error("Bad file type input!")
# space between files for clarity
print('')