code: def __new__(cls, *args, **kwargs):
      if threading.current_thread() is threading.main_thread():
          ensure_coverage()
      return super().__new__(cls, *args, **kwargs)
  
imports: import asyncio
  import datetime
  import inspect
  import itertools
  import logging
  import os
  import sys
  import time
  import threading
  import types
  from abc import ABC, abstractmethod
  from enum import Enum
  from typing import List, Optional
  from ...None import ServerClosed
  from ....utils import lazy_import, ensure_coverage, retry_callable
  from ..config import ActorPoolConfig
  from ..message import CreateActorMessage
  from ..pool import AbstractActorPool, MainActorPoolBase, SubActorPoolBase, create_actor_pool, _register_message_handler
  from ..router import Router
  from .communication import ChannelID, RayServer, RayChannelException
  from .utils import process_address_to_placement, process_placement_to_address, get_placement_group, kill_and_wait
label_desc: Use image node_id 1 for calling the RayPoolBase obj's underlying member method code with example usage: obj.__new__(cls) and returns: super