code: def server_inform_init(self, sreq: "spb.ServerRequest") -> None:
      request = sreq.inform_init
      stream_id = request._info.stream_id
      settings = SettingsStatic(request.settings)
      self._mux.add_stream(stream_id, settings=settings)
  
      iface = self._mux.get_stream(stream_id).interface
      self._clients.add_client(self._sock_client)
      iface_reader_thread = SockServerInterfaceReaderThread(
          clients=self._clients,
          iface=iface,
          stopped=self._stopped,
      )
      iface_reader_thread.start()
  
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 4 for calling the SockServerReadThread obj's underlying member method code with example usage: obj.server_inform_init(sreq) without return types