How to use the gspread.exceptions.RequestError function in gspread

def send2ws(self, data, **kwargs):
        title_prefix = kwargs.get("title_prefix", "")
        title_suffix = kwargs.get("title_suffix", "")
        date_format = kwargs.get("date_format", None)
        ws_title = self.create_ws_title(prefix=title_prefix,
                                        suffix=title_suffix,
                                        date_format=date_format)
        row = self.format_ws_row(data)
        ws = self.get_ws(ws_title)
        if not self.is_token_valid():
            self.authorize_gspread()
            ws = self.get_ws(ws_title)
            logger.info("access_token_expired reauthorize.")
        try:
            result = ws.append_row(row)
        except gspread.exceptions.RequestError as e:
            logger.error("401 error reopen retry:{}".format(e))
            self.authorize_gspread()
            ws = self.get_ws(ws_title)
            result = ws.append_row(row)
        logger.debug("result:{}".format(result))
        return result

title_suffix = kwargs.get("title_suffix", "")
        date_format = kwargs.get("date_format", None)
        insert_date = kwargs.get("insert_date", True)
        ws_title = self.create_ws_title(prefix=title_prefix,
                                        suffix=title_suffix,
                                        date_format=date_format,
                                        insert_date=insert_date)
        row = self.format_ws_row(data)
        ws = self.get_ws(ws_title)
        if not self.is_token_valid():
            self.authorize_gspread()
            ws = self.get_ws(ws_title)
            logger.info("access_token_expired reauthorize.")
        try:
            result = ws.append_row(row)
        except gspread.exceptions.RequestError as e:
            logger.error("401 error reopen retry:{}".format(e))
            self.authorize_gspread()
            ws = self.get_ws(ws_title)
            result = ws.append_row(row)
        logger.debug("result:{}".format(result))
        return result

if data and not headers.get('Content-Type', None):
            headers['Content-Type'] = 'application/x-www-form-urlencoded'

        request_headers = self.headers.copy()

        if headers:
            for k, v in headers.items():
                if v is None:
                    del request_headers[k]
                else:
                    request_headers[k] = v

        try:
            func = getattr(self.requests_session, method.lower())
        except AttributeError:
            raise RequestError("HTTP method '{}' is not supported".format(method))

        response = func(url, data=data, params=params, headers=request_headers, files=files, json=json)

        if response.status_code > 399:
            raise RequestError(response.status_code, "{0}: {1}".format(
                response.status_code, response.content))
        return response

if headers:
            for k, v in headers.items():
                if v is None:
                    del request_headers[k]
                else:
                    request_headers[k] = v

        try:
            func = getattr(self.requests_session, method.lower())
        except AttributeError:
            raise RequestError("HTTP method '{}' is not supported".format(method))

        response = func(url, data=data, params=params, headers=request_headers, files=files, json=json)

        if response.status_code > 399:
            raise RequestError(response.status_code, "{0}: {1}".format(
                response.status_code, response.content))
        return response