ValueError: unsupported pickle protocol: 5

[YiJia2003]

python Evaluation.py ./config/demo.py --model-name demo
gpu number:1
Traceback (most recent call last):
File "Evaluation.py", line 46, in
val_dataset = ArgoverseDataset(validation_cfg)
File "/home/cyj/文档/mmtransformer/mmTransformer/lib/dataset/dataset_for_argoverse.py", line 32, in init
self.map, self.lane_id2idx = pickle.load(f)
ValueError: unsupported pickle protocol: 5