def _get_topdown_data_infos(self, instance_list: List[Dict]) -> List[Dict]:
        """Organize the data list in top-down mode."""
        # sanitize data samples
        data_list_tp = list(filter(self._is_valid_instance, instance_list))

        return data_list_tp
Organize the data list in top-down mode.
mmpose/mmpose/datasets/datasets/base/base_mocap_dataset.py