INNER CODE UNIT · Python

read_history

OpenChemistry/avogadrolibs · scripts/coverage_summary.py:71

def read_history(path: Path | None) -> list[dict[str, str]]:
    if path is None or not path.is_file():
        return []
    try:
        with path.open(newline="", encoding="utf-8") as handle:
            return [row for row in csv.DictReader(handle) if row.get("module")]
    except (OSError, csv.Error):
        return []


def previous_run(rows: list[dict[str, str]]):
    """Return ((date, commit, run_id), {module: row}) for the newest run."""
    if not rows:
        return None, {}
    last = rows[-1]
    key = (last.get("date", ""), last.get("commit", ""), last.get("run_id", ""))
    by_module = {
        row["module"]: row

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