Can't find `sample_infos = pickle.load(open(os.path.join(args.data_root, 'nuscenes_infos_train.pkl'), 'rb'))`

[matrix97317]

Hi, I can't find this file "nuscenes_infos_train.pkl", could you explain it.

[afterthat97]

It's generated by the official mmdetection3d, see https://mmdetection3d.readthedocs.io/en/latest/user_guides/dataset_prepare.html

[matrix97317]

Thanks