How to use the instaloader.TooManyRequests function in instaloader

waittime = graphql_query_waittime()
            if waittime > 0:
                self._log('\nToo many queries in the last time. Need to wait {} seconds.'.format(waittime))
                time.sleep(waittime)
            if self.query_timestamps is not None:
                self.query_timestamps.append(time.monotonic())
            else:
                self.query_timestamps = [time.monotonic()]
        sess = session if session else self.session
        try:
            self._sleep()
            resp = sess.get('https://{0}/{1}'.format(host, path), params=params)
            if resp.status_code == 404:
                raise QueryReturnedNotFoundException("404")
            if resp.status_code == 429:
                raise TooManyRequests("429 - Too Many Requests")
            if resp.status_code != 200:
                raise ConnectionException("HTTP error code {}.".format(resp.status_code))
            if not is_graphql_query and not "__a" in params and host == "www.instagram.com":
                match = re.search(r'window\._sharedData = (.*);', resp.text)
                if match is None:
                    raise ConnectionException("Could not find \"window._sharedData\" in html response.")
                return json.loads(match.group(1))
            else:
                resp_json = resp.json()
            if 'status' in resp_json and resp_json['status'] != "ok":
                if 'message' in resp_json:
                    raise ConnectionException("Returned \"{}\" status, message \"{}\".".format(resp_json['status'],
                                                                                               resp_json['message']))
                else:
                    raise ConnectionException("Returned \"{}\" status.".format(resp_json['status']))
            return resp_json

if 'message' in resp_json:
                    raise ConnectionException("Returned \"{}\" status, message \"{}\".".format(resp_json['status'],
                                                                                               resp_json['message']))
                else:
                    raise ConnectionException("Returned \"{}\" status.".format(resp_json['status']))
            return resp_json
        except (ConnectionException, json.decoder.JSONDecodeError, requests.exceptions.RequestException) as err:
            error_string = "JSON Query to {}: {}".format(path, err)
            if _attempt == self.max_connection_attempts:
                raise ConnectionException(error_string)
            self.error(error_string + " [retrying; skip with ^C]", repeat_at_end=False)
            text_for_429 = ("HTTP error code 429 was returned because too many queries occured in the last time. "
                            "Please do not use Instagram in your browser or run multiple instances of Instaloader "
                            "in parallel.")
            try:
                if isinstance(err, TooManyRequests):
                    print(textwrap.fill(text_for_429), file=sys.stderr)
                    if is_graphql_query:
                        waittime = graphql_query_waittime(untracked_queries=True)
                        if waittime > 0:
                            self._log('The request will be retried in {} seconds.'.format(waittime))
                            time.sleep(waittime)
                self._sleep()
                return self.get_json(path=path, params=params, host=host, session=sess, _attempt=_attempt + 1)
            except KeyboardInterrupt:
                self.error("[skipped by user]", repeat_at_end=False)
                raise ConnectionException(error_string)