show_stat

sherpa.astro.ui.show_stat(outfile=None, clobber=False) → None

Display the current fit statistic.

Parameters:

outfilestr, optional

If not given the results are displayed to the screen, otherwise it is taken to be the name of the file to write the results to.

clobberbool, optional

If outfile is not None, then this flag controls whether an existing file can be overwritten (True) or if it raises an exception (False, the default setting).

Raises:

sherpa.utils.err.IOErr

If outfile already exists and clobber is False.

See also

calc_stat

Calculate the fit statistic for a data set.

calc_stat_info

Display the statistic values for the current models.

get_stat

Return a fit-statistic method.

show_all

Report the current state of the Sherpa session.

Examples

>>> set_stat('cash')
>>> show_stat()
Statistic: Cash
Maximum likelihood function