def METHOD_NAME(self):
    metrics = [("All", None), ("Things", True), ("Stuff", False)]
    results = {}
    for name, isthing in metrics:
        results[name], per_class_results = self.pq_stat.pq_average(
            isthing=isthing, thing_ids=self.thing_ids)
        if name == 'All':
            results['per_class'] = per_class_results
    return build_info_dict(_type_='metric', pan_metrics=results)