| """記入済みの review_samples.csv を集計し、層別の精度・見逃し率を出す。 |
| |
| verdict は ``harmful`` / ``not_harmful`` / ``unsure`` の3値。未記入は未確認として数える。 |
| 出力は ``review_tally.json`` と標準出力の表。 |
| """ |
|
|
| from __future__ import annotations |
|
|
| import argparse |
| import csv |
| import json |
| from collections import defaultdict |
| from datetime import datetime, timezone |
| from pathlib import Path |
|
|
|
|
| def main(argv: list[str] | None = None) -> None: |
| parser = argparse.ArgumentParser(description=__doc__) |
| parser.add_argument("--csv", type=Path, required=True) |
| parser.add_argument("--output", type=Path, default=None, help="既定は CSV と同じ場所の review_tally.json") |
| args = parser.parse_args(argv) |
| counts: dict[str, dict[str, int]] = defaultdict(lambda: {"harmful": 0, "not_harmful": 0, "unsure": 0, "unreviewed": 0}) |
| reviewers: set[str] = set() |
| with args.csv.open(encoding="utf-8", newline="") as handle: |
| for row in csv.DictReader(handle): |
| verdict = (row.get("verdict") or "").strip().lower() or "unreviewed" |
| if verdict not in ("harmful", "not_harmful", "unsure"): |
| verdict = "unreviewed" |
| counts[row["stratum"]][verdict] += 1 |
| if row.get("reviewer"): |
| reviewers.add(row["reviewer"]) |
| result: dict[str, dict] = {} |
| for stratum, c in sorted(counts.items()): |
| reviewed = c["harmful"] + c["not_harmful"] |
| entry = dict(c) |
| entry["reviewed"] = reviewed |
| if reviewed: |
| if stratum.startswith(("deleted:", "cooccurrence:")): |
| entry["precision"] = round(c["harmful"] / reviewed, 3) |
| else: |
| entry["harmful_rate"] = round(c["harmful"] / reviewed, 3) |
| result[stratum] = entry |
| output = args.output or args.csv.with_name("review_tally.json") |
| payload = {"tallied_at_utc": datetime.now(timezone.utc).isoformat(), "csv": str(args.csv), "reviewers": sorted(reviewers), "strata": result} |
| output.write_text(json.dumps(payload, ensure_ascii=False, indent=2) + "\n", encoding="utf-8") |
| print(f"{'stratum':40s} {'harm':>5s} {'not':>5s} {'uns':>5s} {'todo':>5s} rate") |
| for stratum, e in result.items(): |
| rate = e.get("precision", e.get("harmful_rate", "")) |
| print(f"{stratum:40s} {e['harmful']:5d} {e['not_harmful']:5d} {e['unsure']:5d} {e['unreviewed']:5d} {rate}") |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
