def results(self):
        """Saved results from the nested sampling run. If bounding
        distributions were saved, those are also returned."""

        # Add all saved samples to the results.
        if self.save_samples:
            with warnings.catch_warnings():
                warnings.simplefilter("ignore")
                results = [('nlive', self.nlive),
                           ('niter', self.it - 1),
                           ('ncall', np.array(self.saved_nc)),
                           ('eff', self.eff),
                           ('samples', np.array(self.saved_v)),
                           ('samples_id', np.array(self.saved_id)),
                           ('samples_it', np.array(self.saved_it)),
                           ('samples_u', np.array(self.saved_u)),
                           ('logwt', np.array(self.saved_logwt)),
                           ('logl', np.array(self.saved_logl)),
                           ('logvol', np.array(self.saved_logvol)),
                           ('logz', np.array(self.saved_logz)),
                           ('logzerr', np.sqrt(np.array(self.saved_logzvar))),
                           ('information', np.array(self.saved_h))]
        else:
            raise ValueError("You didn't save any samples!")

        # Add any saved bounds (and ancillary quantities) to the results.
        if self.save_bounds:
            results.append(('bound', copy.deepcopy(self.bound)))
            results.append(('bound_iter',
                            np.array(self.saved_bounditer, dtype='int')))
            results.append(('samples_bound',
                            np.array(self.saved_boundidx, dtype='int')))
            results.append(('scale', np.array(self.saved_scale)))

        return Results(results)
Saved results from the nested sampling run. If bounding
        distributions were saved, those are also returned.