set_covar_opt¶
-
sherpa.astro.ui.
set_covar_opt
(name, val)¶ Set an option for the covariance method.
This is a helper function since the options can also be set directly using the object returned by get_covar.
- Parameters
name (str) – The name of the option to set. The get_covar routine can be used to find out valid values for this argument.
val – The new value for the option.
- Raises
sherpa.utils.err.ArgumentErr – If the
name
argument is not recognized.
See also
covar()
Estimate parameter confidence intervals using the covariance method.
get_covar()
Return the covar estimation object.
get_covar_opt()
Return one or all options of the covar estimation object.
Examples
>>> set_covar_opt('sigma', 1.6)