code: def stop(self):
      resp = requests.post(self._url("/api/stop"))
      resp.raise_for_status()
  
imports: import asyncio
  import weakref
  from typing import BinaryIO, Dict, Optional, Union
  import aiohttp
  import requests
  import requests.exceptions
  from dstack._internal.core.models.repos.remote import RemoteRepoCreds
  from dstack._internal.core.models.runs import JobSpec, RunSpec
  from dstack._internal.server.schemas.runner import HealthcheckResponse, PullResponse, RegistryAuthBody, SubmitBody
label_desc: Use image node_id 7 for calling the RunnerClient obj's underlying member method code with example usage: obj.stop() without return types