code: def _svc_inform_teardown(self, exit_code: int) -> None:
      inform_teardown = spb.ServerInformTeardownRequest(
          exit_code=exit_code
      )
  
      assert self._sock_client
      self._sock_client.send(inform_teardown=inform_teardown)
  
file_path: wandb/wandb/sdk/service/service_sock.py
imports: from typing import TYPE_CHECKING, Optional
  from wandb.proto import wandb_server_pb2
  from ..lib.sock_client import SockClient
  from .service_base import ServiceInterface
label_desc: Use image node_id 9 for calling the ServiceSockInterface obj's underlying member method code with example usage: obj._svc_inform_teardown(exit_code) without return types