| |
| """Inspect a redacted Task B observation JSON without importing the simulator. |
| |
| Input: a JSON file containing an observation-like mapping. |
| Output: a stable tree of keys, Python types, and list shapes. |
| The tool intentionally does not read simulator ground truth or model checkpoints. |
| """ |
|
|
| from __future__ import annotations |
|
|
| import argparse |
| import json |
| from pathlib import Path |
| from typing import Any |
|
|
|
|
| def shape(value: Any) -> list[int]: |
| result: list[int] = [] |
| current = value |
| while isinstance(current, list): |
| result.append(len(current)) |
| if not current: |
| break |
| current = current[0] |
| return result |
|
|
|
|
| def walk(value: Any, path: str = "obs") -> list[dict[str, Any]]: |
| rows: list[dict[str, Any]] = [] |
| if isinstance(value, dict): |
| rows.append({"path": path, "type": "dict", "keys": sorted(value)}) |
| for key in sorted(value): |
| rows.extend(walk(value[key], f"{path}.{key}")) |
| elif isinstance(value, list): |
| rows.append({"path": path, "type": "list", "shape": shape(value)}) |
| if value and isinstance(value[0], (dict, list)): |
| rows.extend(walk(value[0], f"{path}[0]")) |
| else: |
| rows.append({"path": path, "type": type(value).__name__}) |
| return rows |
|
|
|
|
| def main() -> None: |
| parser = argparse.ArgumentParser() |
| parser.add_argument("--input", required=True, type=Path) |
| args = parser.parse_args() |
| payload = json.loads(args.input.read_text(encoding="utf-8")) |
| print(json.dumps(walk(payload), ensure_ascii=False, indent=2)) |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
