#!/usr/bin/env python

# Copyright (C) 2011-2012 Association of Universities for Research in Astronomy (AURA)

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# STDLIB
import argparse
import sys

# LOCAL
from jwst import dark_current
from jwst.dark_current import dark_sub

if __name__ == '__main__':

    if '--version' in sys.argv:
        sys.stdout.write("%s\n" % dark_current.__version__)
        sys.exit(0)

    parser = argparse.ArgumentParser(
        """Do a Dark Subtraction on Level 1b FITS files""")

    parser.add_argument(
        'infile', metavar='infile', nargs=1,
       help="""Input Level 1b FITS file.""")

    parser.add_argument(
        'outfile', metavar='outfile', nargs=1,
        help="""Output Dark corrected file""")

    args = parser.parse_args()

    dc_a = dark_sub.DataSet(args.infile[0], args.outfile[0])
    dc_a.do_all()
