code: def __new__(cls, *args, **kwargs):
      try:
          return _actor_implementation[cls](*args, **kwargs)
      except KeyError:
          return super().__new__(cls, *args, **kwargs)
  
file_path: mars/mars/oscar/api.py
imports: from urllib.parse import urlparse
  from typing import Any, Dict, Type, Tuple
  from numbers import Number
  from collections import defaultdict
  from .backend import get_backend
  from .context import get_context
  from .core import _Actor, _StatelessActor, ActorRef
label_desc: Use image node_id 2 for calling the AsyncActorMixin obj's underlying member method code with example usage: obj.__new__(cls) and returns: _actor_implementation, super