get_analysis
- sherpa.astro.ui.get_analysis(id=None)
Return the units used when fitting spectral data.
- Parameters:
id (int or str, optional) – The data set to query. If not given then the default identifier is used, as returned by
get_default_id
.- Returns:
setting – The analysis setting for the data set.
- Return type:
{ ‘channel’, ‘energy’, ‘wavelength’ }
- Raises:
sherpa.utils.err.ArgumentErr – If the data set does not contain PHA data.
sherpa.utils.err.IdentifierErr – If the
id
argument is not recognized.
See also
get_default_id
Return the default data set identifier.
set_analysis
Change the analysis setting.
Examples
Display the analysis setting for the default data set:
>>> print(get_analysis())
Check whether the data set labelled ‘SgrA’ is using the wavelength setting:
>>> is_wave = get_analysis('SgrA') == 'wavelength'