According to the docstring for initial_proposal_covmat, auto_params=None should use all parameters, but this is not the case with the current implementation.
This leads to the failure of automatic covmat selection.
An update (min_score added for get_best_score in c3762300b37bf471bc6c39c3b8048bf63c1de1b2) six months ago exposed this long-standing problem.
According to the docstring for
initial_proposal_covmat,auto_params=Noneshould use all parameters, but this is not the case with the current implementation. This leads to the failure of automatic covmat selection.An update (
min_scoreadded forget_best_scorein c3762300b37bf471bc6c39c3b8048bf63c1de1b2) six months ago exposed this long-standing problem.