tasks.py 文件源码

def on_get(self, req, resp, task_id):
        """Handler for GET method."""
        try:
            task = self.state_manager.get_task(uuid.UUID(task_id))

            if task is None:
                self.info(req.context, "Task %s does not exist" % task_id)
                self.return_error(
                    resp,
                    falcon.HTTP_404,
                    message="Task %s does not exist" % task_id,
                    retry=False)
                return

            resp.body = json.dumps(task.to_dict())
            resp.status = falcon.HTTP_200
        except Exception as ex:
            self.error(req.context, "Unknown error: %s" % (str(ex)))
            self.return_error(
                resp, falcon.HTTP_500, message="Unknown error", retry=False)