Training but AttributeError

[Sunshine8921]

when I want to train it, (Where2comm) aitest8@9207cdaf7f93:~/Where2comm$ python opencood/tools/train.py --hypes_yaml opencood/hypes_yaml/dair-v2x/dair_early.yaml Dataset Building <opencood.data_utils.datasets.early_fusion_dataset_dair.EarlyFusionDatasetDAIR object at 0x7f7139fd5b50> Traceback (most recent call last): File "opencood/tools/train.py", line 190, in <module> main() File "opencood/tools/train.py", line 44, in main collate_fn=opencood_train_dataset.collate_batch_train, File "/public/home/aitest8/conda/envs/Where2comm/lib/python3.7/site-packages/torch/utils/data/dataset.py", line 83, in __getattr__ raise AttributeError AttributeError

I don't know what happen. Could you help me?

My dataset is follow this, but I not sure whether is true. Could you tell you more detail about the tree of DAIR-V2X?