def func_tdecdeg(filename, hdulist=None, whichhdu=None):
""" return the fits header value TELDEC in degrees """
hdulist2 = None
if hdulist is None:
hdulist2 = pyfits.open(filename, 'readonly')
else:
hdulist2 = hdulist
teldec = fitsutils.get_hdr_value(hdulist, 'TELDEC')
if hdulist is None:
hdulist2.close()
return spmeta.convert_dec_to_deg(teldec)
def func_tdecdeg(filename, hdulist=None):
""" Get the fits header value 'TELDEC' in degrees
Parameters
----------
filename : str
The file to get the filter keyword from (must be a fits file),
only used if hdulist is ``None``.
hdulist : astropy.io.fits.HDUList, optional
A listing of the HDUs to search for the requested HDU,
default is ``None``, in which case `filename` is opened and used.
whichhdu : various, optional
The HDU being searched for, this can be an int for the HDU index,
a string for the HDU name, or ``None`` in which case the primary
HDU is used. The default is ``None``.
Returns
-------
float
The value of TELDEC in decimal degrees.
"""
hdulist2 = None
if hdulist is None:
hdulist2 = fits.open(filename, 'readonly')
else:
hdulist2 = hdulist
teldec = fitsutils.get_hdr_value(hdulist, 'TELDEC')
if hdulist is None:
hdulist2.close()
return spmeta.convert_dec_to_deg(teldec)