Method is_retry

src/urllib3/util/retry.py:411–431

Is this method/status code retryable? (Based on allowlists and control variables such as the number of total retries to allow, whether to respect the Retry-After header, whether this header is present, and whether the returned status code is on the list of status codes to

(
        self, method: str, status_code: int, has_retry_after: bool = False
    )

        return True

    def is_retry(
        self, method: str, status_code: int, has_retry_after: bool = False
    ) -> bool:
        """Is this method/status code retryable? (Based on allowlists and control
        variables such as the number of total retries to allow, whether to
        respect the Retry-After header, whether this header is present, and
        whether the returned status code is on the list of status codes to
        be retried upon on the presence of the aforementioned header)
        """
        if not self._is_method_retryable(method):
            return False

        if self.status_forcelist and status_code in self.status_forcelist:
            return True

        return bool(
            self.total
            and self.respect_retry_after_header
            and has_retry_after
            and (status_code in self.RETRY_AFTER_STATUS_CODES)
        )

    def is_exhausted(self) -> bool:
        """Are we out of retries?"""