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1f2ddd7 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | # /// script
# requires-python = ">=3.11"
# dependencies = ["huggingface-hub>=1.0", "psutil>=6"]
# ///
from __future__ import annotations
import argparse, json, os, shutil, time
from pathlib import Path
from huggingface_hub import snapshot_download
def emit(p, stage, msg):
print(json.dumps({"event":"progress","percent":p,"stage":stage,"message":msg}), flush=True)
def main():
ap=argparse.ArgumentParser()
ap.add_argument('--repo-id', required=True)
ap.add_argument('--repo-type', default='model')
ap.add_argument('--source-prefix', default='')
ap.add_argument('--target-name', required=True)
ap.add_argument('--mode', choices=['copy','onnx-only','checkpoints-only'], default='copy')
ap.add_argument('--dry-run', action='store_true')
args=ap.parse_args()
token=os.environ['HF_TOKEN']
target=Path('/cache/checkpoints')/args.target_name
target.mkdir(parents=True, exist_ok=True)
emit(5,'inspect',f'Inspecting {args.repo_id}')
patterns=[]
if args.source_prefix: patterns.append(args.source_prefix.rstrip('/')+'/**')
if args.mode=='onnx-only': patterns += ['**/*.onnx','**/*.onnx_data','**/onnx/**','**/exports/**']
elif args.mode=='checkpoints-only': patterns += ['runs/**','checkpoints/**','checkpoint-*/**','**/*.safetensors','**/*.bin','**/config.json']
if args.dry_run:
(target/'import_plan.json').write_text(json.dumps(vars(args), indent=2))
emit(100,'completed',f'Dry-run import plan stored at {target}')
return
emit(20,'download','Streaming repository files into the cache bucket')
snapshot_download(repo_id=args.repo_id, repo_type=args.repo_type, token=token, local_dir=target, allow_patterns=patterns or None)
manifest=[]
for path in target.rglob('*'):
if path.is_file(): manifest.append({'path':str(path.relative_to(target)),'size':path.stat().st_size})
(target/'checkpoint_manifest.json').write_text(json.dumps({'source':args.repo_id,'files':manifest}, indent=2))
emit(100,'completed',f'Imported {len(manifest)} files into checkpoint {args.target_name}')
if __name__=='__main__': main()
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