code: def server_inform_teardown(self, sreq: "spb.ServerRequest") -> None:
      request = sreq.inform_teardown
      exit_code = request.exit_code
      self._mux.teardown(exit_code)
  
imports: import queue
  import socket
  import threading
  import time
  from typing import TYPE_CHECKING, Any, Callable, Dict, Optional
  from wandb.proto import wandb_server_pb2
  from wandb.sdk.internal.settings_static import SettingsStatic
  from ..lib import tracelog
  from ..lib.sock_client import SockClient, SockClientClosedError
  from .streams import StreamMux
label_desc: Use image node_id 10 for calling the SockServerReadThread obj's underlying member method code with example usage: obj.server_inform_teardown(sreq) without return types