code: def auth_refresh(self, apikey=None, secret=None, email=None, password=None):
          
          jwt = self.auth_token(apikey=apikey, secret=secret, email=email, password=password)
          self._headers["Authorization"] = "Bearer %s" % jwt
  
          self._auth_token = jwt
          self._last_auth = datetime.utcnow()
docs: Renew authentication token manually.  Uses POST to /auth interface
  
          :param apikey: Unique identifier for authorized use of the API
          :type apikey: str or None
          :param secret: The secret password corresponding to the API key.
          :type secret: str or None
          :param email: Email to use for authentication
          :type apikey: str or None
          :param apikey: Password corresponding to email
          :type apikey: str or None
          :Returns: None