| # Auto-generated by pack_for_huggingface.py | |
| """One-line unpacker for the DesignVFR HuggingFace release. | |
| After ``huggingface-cli download Tunanzzz/DesignVFR --repo-type dataset``, | |
| run:: | |
| python unpack.py | |
| It will extract every ``*.tar`` / ``*.part-XXX.tar`` next to itself in-place | |
| so that the directory layout matches the paths inside the metadata | |
| jsonl/json (which are anchored on ``${DATASET_ROOT}``). | |
| """ | |
| from __future__ import annotations | |
| import sys | |
| import tarfile | |
| from pathlib import Path | |
| def main(): | |
| root = Path(__file__).resolve().parent | |
| tars = sorted(root.rglob('*.tar')) | |
| if not tars: | |
| print('No .tar files found under', root) | |
| return | |
| print(f'Found {len(tars)} tar shard(s) under {root}') | |
| for t in tars: | |
| # Each tar is anchored on its parent directory's "image root" -- e.g. | |
| # synthetic/train.part-001.tar -> extract into synthetic/train/ | |
| # synthetic/ood_infer.tar -> extract into synthetic/ood_infer/ | |
| stem = t.name.split('.', 1)[0] # "train.part-001.tar" -> "train" | |
| dest = t.parent / stem | |
| dest.mkdir(parents=True, exist_ok=True) | |
| print(f' extracting {t.relative_to(root)} -> {dest.relative_to(root)}/') | |
| with tarfile.open(t, 'r') as f: | |
| f.extractall(dest) | |
| print('Done. You can now `export DATASET_ROOT=' + str(root) + '`.') | |
| if __name__ == '__main__': | |
| main() | |