to_hdulist

stdatamodels.asdf_in_fits.to_hdulist(tree, hdulist=None)

Add ASDF data to an hdulist (or create one if needed).

Parameters:

treeASDF tree or dict

ASDF data to add to the hdulist

hdulistastropy.io.fits.HDUList

Optional HDUList to add the ASDF data to. If not provided, a new HDUList will be created.

Returns:

astropy.io.fits.HDUList

HDUList with added ASDF data.