The download link you provided doesn’t seem to include the file “ep_start_end_ids.npy”.
FileNotFoundError: [Errno 2] No such file or directory: '/home/ros/kjx/LLB/diwa/dataset/calvin/task_D_D_rgb64_rot6d/training/ep_start_end_ids.npy'
2. Diffusion Policy Training
Note: Before pre-training, please extract the featurized expert data with A.2 [here](https://github.com/acl21/diwa/blob/main/dataset/README.md#a2-extract-expert-data-for-diffusion-policy-training) or you can download [here](https://diwa.cs.uni-freiburg.de/download/data/expert.zip).
All configs relevant for pre-training can be found under config/<env>/pretrain/<skill-name>. To pretrain CALVIN's close_drawer skill, run: