code: def refresh(self, scope_list=None):
          
          request_data = self.get_refresh_token_params(scope_list)
          res = self._session.post(**request_data)
          if res.status_code != 200:
              raise APIException(
                  request_data['url'],
                  res.status_code,
                  response=res.content,
                  request_param=request_data,
                  response_header=res.headers
              )
          json_res = res.json()
          self.update_token(json_res)
          return json_res
docs: Update the auth data (tokens) using the refresh token in auth.