| |
| |
| |
| |
| |
| """Check every row of metadata.jsonl, filling in each file's size and SHA-256. |
| |
| uv run tools/validate.py |
| |
| Run from the dataset root before an upload. A row whose folder is here is checked |
| against its files; one whose folder was not downloaded, against the schema only. |
| Exits non-zero, naming the rows that fail. |
| """ |
|
|
| import hashlib |
| import json |
| import sys |
| from pathlib import Path |
|
|
| from jsonschema import Draft202012Validator |
|
|
| META = Path("metadata.jsonl") |
| schema = Draft202012Validator(json.loads(Path("schema.json").read_text())) |
| rows = [json.loads(line) for line in META.read_text().splitlines() if line.strip()] |
| errors = [] |
| local = 0 |
| for row in rows: |
| asset = row.get("id", "?") |
| model, preview = Path(row.get("file", "")), Path(row.get("file_name", "")) |
| if model.parts[:1] != (asset,) or preview.parts[:1] != (asset,): |
| errors.append(f"{asset}: file and file_name must sit in the folder {asset}/") |
| if not Path(asset).is_dir(): |
| errors += [f"{asset}: {e.message}" for e in schema.iter_errors(row)] |
| continue |
| local += 1 |
| if model.is_file(): |
| with model.open("rb") as f: |
| row["sha256"] = hashlib.file_digest(f, "sha256").hexdigest() |
| row["size_bytes"] = model.stat().st_size |
| else: |
| errors.append(f"{asset}: no file {model}") |
| if not preview.is_file(): |
| errors.append(f"{asset}: no preview {preview}; run tools/preview.py {asset}") |
| errors += [f"{asset}: {e.message}" for e in schema.iter_errors(row)] |
| ids = [row.get("id") for row in rows] |
| errors += [f"{i}: id used twice" for i in sorted({i for i in ids if ids.count(i) > 1})] |
|
|
| META.write_text("".join(json.dumps(row) + "\n" for row in rows)) |
| print( |
| "\n".join(errors) or f"{len(rows)} rows valid, {local} checked against their files" |
| ) |
| sys.exit(bool(errors)) |
|
|
