| |
| """Quickstart loader for the egocentric RGB-D + EMG/IMU dataset. |
| |
| This script uses only the Python standard library. It reads viewer/train.csv, |
| lists the packages, and checks whether each package contains the expected |
| public directories. |
| """ |
| from __future__ import annotations |
|
|
| import argparse |
| import csv |
| from pathlib import Path |
|
|
| EXPECTED_DIRS = [ |
| "source_stage_a", |
| "clean", |
| "gold", |
| "analysis", |
| "events", |
| "training_ready", |
| ] |
|
|
|
|
| def read_viewer_index(dataset_root: Path) -> list[dict[str, str]]: |
| index_path = dataset_root / "viewer" / "train.csv" |
| if not index_path.exists(): |
| raise FileNotFoundError(f"Missing viewer index: {index_path}") |
| with index_path.open("r", encoding="utf-8-sig", newline="") as f: |
| return list(csv.DictReader(f)) |
|
|
|
|
| def package_status(dataset_root: Path, row: dict[str, str]) -> dict[str, object]: |
| package_id = row["package_id"] |
| package_dir = dataset_root / row.get("package_path", f"packages/{package_id}") |
| missing = [name for name in EXPECTED_DIRS if not (package_dir / name).exists()] |
| return { |
| "package_id": package_id, |
| "task_name": row.get("task_name", ""), |
| "size_gb": row.get("package_size_gb", ""), |
| "package_dir": package_dir, |
| "missing": missing, |
| "ok": package_dir.exists() and not missing, |
| } |
|
|
|
|
| def main() -> None: |
| parser = argparse.ArgumentParser(description="Inspect dataset packages.") |
| parser.add_argument("--dataset-root", default=".", help="Dataset repository root") |
| args = parser.parse_args() |
|
|
| dataset_root = Path(args.dataset_root).expanduser().resolve() |
| rows = read_viewer_index(dataset_root) |
|
|
| print(f"Dataset root: {dataset_root}") |
| print(f"Packages: {len(rows)}") |
| print() |
| print(f"{'package_id':28} {'size_gb':>8} {'status':>8} task_name") |
| print("-" * 78) |
| failures = 0 |
| for row in rows: |
| status = package_status(dataset_root, row) |
| ok_text = "ok" if status["ok"] else "missing" |
| if not status["ok"]: |
| failures += 1 |
| print( |
| f"{status['package_id']:28} {str(status['size_gb']):>8} " |
| f"{ok_text:>8} {status['task_name']}" |
| ) |
| if status["missing"]: |
| print(f" missing: {', '.join(status['missing'])}") |
|
|
| print() |
| if failures: |
| raise SystemExit(f"Found {failures} package(s) with missing public directories.") |
| print("All packages contain the expected public directories.") |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
