detectron2使用自定义数据集进行训练的时候，提示：
ValueError: tuple.index(x): x not in tuple
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Traceback (most recent call last): File "projects/SparseRCNN/train_net.py", line 143, in <module> args=(args,), File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/engine/launch.py", line 62, in launch main_func(*args) File "projects/SparseRCNN/train_net.py", line 129, in main trainer = Trainer(cfg) File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/engine/defaults.py", line 284, in __init__ data_loader = self.build_train_loader(cfg) File "projects/SparseRCNN/train_net.py", line 53, in build_train_loader return build_detection_train_loader(cfg, mapper=mapper) File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/config/config.py", line 201, in wrapped explicit_args = _get_args_from_config(from_config, *args, **kwargs) File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/config/config.py", line 236, in _get_args_from_config ret = from_config_func(*args, **kwargs) File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/build.py", line 309, in _train_loader_from_config proposal_files=cfg.DATASETS.PROPOSAL_FILES_TRAIN if cfg.MODEL.LOAD_PROPOSALS else None, File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/build.py", line 222, in get_detection_dataset_dicts dataset_dicts = [DatasetCatalog.get(dataset_name) for dataset_name in dataset_names] File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/build.py", line 222, in <listcomp> dataset_dicts = [DatasetCatalog.get(dataset_name) for dataset_name in dataset_names] File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/catalog.py", line 58, in get return f() File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/datasets/pascal_voc.py", line 78, in <lambda> DatasetCatalog.register(name, lambda: load_voc_instances(dirname, split, class_names)) File "/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/datasets/pascal_voc.py", line 70, in load_voc_instances {"category_id": class_names.index(cls), "bbox": bbox, "bbox_mode": BoxMode.XYXY_ABS} ValueError: tuple.index(x): x not in tuple |
原因是数据类别不一致，修改：
/home/ubuntu/bigdisk/part2/SparseR-CNN/detectron2/data/datasets/pascal_voc.py
将CLASS_NAMES改为正确的类别即可。
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大佬，修改完class_name为什么依然报这个错