coco.backup

    # with open(root_dir / "output" / f"{output_stem}.json", "w", encoding="utf8") as f:
    #     json.dump(
    #         {
    #             "categories": [
    #                 {
    #                     "id": 0,
    #                     "name": "cutout",
    #                     "supercategory": "none"
    #                 },
    #                 {
    #                     "id": 1,
    #                     "name": "letter",
    #                     "supercategory": "none"
    #                 }
    #             ],
    #             "images": [
    #                 {
    #                     "id": 0,
    #                     "file_name": f"{output_stem}.png",
    #                     "height": 512,
    #                     "width": 512,
    #                 }
    #             ],
    #             "annotations": [
    #                 {
    #                     "id": 0,
    #                     "image_id": 0,
    #                     "category_id": 0,
    #                     "bbox": obj_bbox,
    #                     "area": 0,
    #                     "segmentation": transformed_path_shape,
    #                     "iscrowd": 0
    #                 },
    #                 {
    #                     "id": 1,
    #                     "image_id": 0,
    #                     "category_id": 1,
    #                     "bbox": obj_bbox,
    #                     "area": 0,
    #                     "segmentation": transformed_path_letter,
    #                     "iscrowd": 0
    #                 }
    #             ]
    #         }, f, indent=4
    #     )