test_datasets.py are passing!
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@@ -26,16 +26,23 @@ import torch
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def mock_dataset(in_data_dir, out_data_dir, num_frames):
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in_data_dir = Path(in_data_dir)
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out_data_dir = Path(out_data_dir)
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out_data_dir.mkdir(exist_ok=True, parents=True)
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# copy the first `n` frames for each data key so that we have real data
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in_data_dict = torch.load(in_data_dir / "data_dict.pth")
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out_data_dict = {key: in_data_dict[key][:num_frames].clone() for key in in_data_dict}
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torch.save(out_data_dict, out_data_dir / "data_dict.pth")
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# copy the full mapping between data_id and episode since it's small
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in_ids_per_ep_path = in_data_dir / "data_ids_per_episode.pth"
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out_ids_per_ep_path = out_data_dir / "data_ids_per_episode.pth"
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shutil.copy(in_ids_per_ep_path, out_ids_per_ep_path)
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# recreate data_ids_per_episode that corresponds to the subset
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episodes = in_data_dict["episode"][:num_frames].tolist()
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data_ids_per_episode = {}
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for idx, ep_id in enumerate(episodes):
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if ep_id not in data_ids_per_episode:
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data_ids_per_episode[ep_id] = []
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data_ids_per_episode[ep_id].append(idx)
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for ep_id in data_ids_per_episode:
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data_ids_per_episode[ep_id] = torch.tensor(data_ids_per_episode[ep_id])
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torch.save(data_ids_per_episode, out_data_dir / "data_ids_per_episode.pth")
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# copy the full statistics of dataset since it's small
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in_stats_path = in_data_dir / "stats.pth"
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