code: def __init__(self, client):
      self._executor = AsyncIOExecutor(8)
      self._client = client
  
file_path: hail/hail/python/hailtop/cleanup_gcr/__main__.py
imports: import sys
  import time
  from typing import Awaitable, List, TypeVar
  import logging
  import asyncio
  import aiohttp
  from hailtop import aiotools
  from hailtop.aiocloud import aiogoogle
label_desc: Use image node_id 1 to create a new CleanupImages object  with example: obj = CleanupImages(client)