Method download_error

scrapy/logformatter.py:171–191

Logs a download error message from a spider (typically coming from the engine).

(
        self,
        failure: Failure,
        request: Request,
        spider: Spider,
        errmsg: str | None = None,
    )

        }

    def download_error(
        self,
        failure: Failure,
        request: Request,
        spider: Spider,
        errmsg: str | None = None,
    ) -> LogFormatterResult:
        """Logs a download error message from a spider (typically coming from
        the engine).
        """
        args: dict[str, Any] = {"request": request}
        if errmsg:
            msg = DOWNLOADERRORMSG_LONG
            args["errmsg"] = errmsg
        else:
            msg = DOWNLOADERRORMSG_SHORT
        return {
            "level": logging.ERROR,
            "msg": msg,
            "args": args,
        }

    @classmethod
    def from_crawler(cls, crawler: Crawler) -> Self: