list_psf_ids

sherpa.astro.ui.list_psf_ids()

List of all the data sets with a PSF.

Added in version 4.12.2.

Returns:

ids – The identifiers for all the data sets which have a PSF model set by set_psf.

Return type:

list of int or str

See also

list_data_ids

List the identifiers for the loaded data sets.

list_model_ids

List of all the data sets with a source expression.

set_psf

Add a PSF model to a data set.