code: def __call__(self, text: str) -> str:
      pass
  
file_path: NeMo/nemo/collections/tts/g2p/models/base.py
imports: from abc import ABC, abstractmethod
  from typing import Optional
  from nemo.utils import logging
label_desc: Use image node_id 2 for calling the BaseG2p obj's underlying member method code with example usage: obj.__call__(text) without return types