metric:COCOnum_classes:12TrainDataset:!COCODataSetimage_dir:imagesanno_path:coco_annotations/train.jsondataset_dir:dataset/Exdark/data_fields:['image','gt_bbox','gt_class','is_crowd']EvalDataset:!COCODataSetimage_dir:imagesanno_path:coco_annotations/val.jsondataset_dir:dataset/Exdark/TestDataset:!ImageFolderanno_path:coco_annotations/val.json# also support txt (like VOC's label_list.txt)dataset_dir:dataset/Exdark/# if set, anno_path will be 'dataset_dir/anno_path'