code: def _init_router(self) -> None:
      if self.record_q and self.result_q:
          self._router = MessageQueueRouter(
              self.record_q, self.result_q, mailbox=self._mailbox
          )
  
file_path: wandb/wandb/sdk/interface/interface_queue.py
imports: import logging
  from multiprocessing.process import BaseProcess
  from typing import TYPE_CHECKING, Optional
  from ..lib import tracelog
  from ..lib.mailbox import Mailbox
  from .interface_shared import InterfaceShared
  from .router_queue import MessageQueueRouter
label_desc: Use image node_id 2 for calling the InterfaceQueue obj's underlying member method code with example usage: obj._init_router() without return types