On pytorch notebook 8, Step 9 begins with:
pre_trained_unet_model_path = "./WAF_ML_Tutorial_Part2/datasets/models/neural_nets_from_paper/sub-sevir-unet-class-2d.pt"
pre_trained_unet_model = torch.jit.load(pre_trained_unet_model_path)
However, that model path is missing in the directory.