code: def __init__(
      self, meta_store_name: str, session_id: str, **meta_store_kwargs
  ):
      meta_store_type = get_meta_store(meta_store_name)
      self._store = meta_store_type(session_id, **meta_store_kwargs)
      self._worker_meta_store_refs = []
  
file_path: mars/mars/services/meta/supervisor/core.py
imports: import asyncio
  from typing import Dict
  from ....None import oscar
  from ...session import SessionAPI
  from ..store import get_meta_store
label_desc: Use image node_id 1 to create a new MetaStoreActor object from inherited base classes: mo with example: obj = MetaStoreActor(meta_store_name, session_id)