code: def _inner_receive(self):
      return []
  
imports: import json
  import threading
  import time
  from abc import ABC, abstractmethod
  from queue import Empty, Queue
  from .log_utils import LogType, nni_log
  from .commands import CommandType
label_desc: Use image node_id 3 for calling the BaseChannel obj's underlying member method code with example usage: obj._inner_receive() and returns: list