Function _write_csv

experiments/token_cost/measure_day_token_usage.py:382–390

(path: Path, rows: List[Dict[str, Any]])

def _write_csv(path: Path, rows: List[Dict[str, Any]]) -> None:
    if not rows:
        path.write_text("", encoding="utf-8")
        return
    fieldnames = list(rows[0].keys())
    with path.open("w", encoding="utf-8-sig", newline="") as handle:
        writer = csv.DictWriter(handle, fieldnames=fieldnames)
        writer.writeheader()
        writer.writerows(rows)


def _to_markdown(rows: List[Dict[str, Any]]) -> str: