code: def _save_state(self, resp, context):
          
  
          cookie = state_to_cookie(context.state, self.config["COOKIE_STATE_NAME"], "/",
                                   self.config["STATE_ENCRYPTION_KEY"])
          resp.headers.append(tuple(cookie.output().split(": ", 1)))
docs: Saves a state from context to cookie
  
          :type resp: satosa.response.Response
          :type context: satosa.context.Context
  
          :param resp: The response
          :param context: Session context