Method _try_cancel

psycopg/psycopg/connection.py:338–342

(self, *, timeout: float = 5.0)

            self.cancel()

    def _try_cancel(self, *, timeout: float = 5.0) -> None:
        try:
            self.cancel_safe(timeout=timeout)
        except Exception as ex:
            logger.warning("query cancellation failed: %s", ex)

    @contextmanager
    def transaction(