Function fetch_crossref_by_doi

scripts/common.py:544–553

(doi: str)

def fetch_crossref_by_doi(doi: str) -> dict[str, Any] | None:
    url = f"{CROSSREF_WORKS_URL}/{urllib.parse.quote(doi)}"
    try:
        data = http_get_json(url, headers={"User-Agent": DEFAULT_USER_AGENT})
    except Exception:
        return None
    message = data.get("message") or {}
    if not isinstance(message, dict):
        return None
    return normalize_crossref_work(message)


def search_crossref_by_title(title: str, *, limit: int = 5) -> list[dict[str, Any]]: