code: def _inner_send(self, message):
      loop = asyncio.new_event_loop()
      loop.run_until_complete(self.client.send(message))
  
file_path: nni/nni/tools/trial_tool/web_channel.py
imports: import asyncio
  import os
  import websockets
  from .base_channel import BaseChannel
  from .log_utils import LogType, nni_log
label_desc: Use image node_id 4 for calling the WebChannel obj's underlying member method code with example usage: obj._inner_send(message) without return types