class_docstr: The active argilla singleton instance
code: def get(cls) -> Argilla:
      if cls._INSTANCE is None:
          return cls.init()
      return cls._INSTANCE
  
file_path: argilla/src/argilla/client/singleton.py
imports: from typing import Any, Dict, Optional
  from argilla.client.client import Argilla
label_desc: Use image node_id 1 for calling the ArgillaSingleton obj's underlying member method code with example usage: obj.get(cls) and returns: cls, cls