code: def _task_finished_noop(_result: Any, pbar: ProgressBar):
      pbar.update()
  
file_path: OCRmyPDF/src/ocrmypdf/_concurrent.py
imports: from __future__ import annotations
  import threading
  from abc import ABC, abstractmethod
  from collections.abc import Iterable
  from typing import Any, Callable, TypeVar
  from ocrmypdf._progressbar import NullProgressBar, ProgressBar
label_desc: Use image node_id 2 for calling a global function with example usage: _task_finished_noop(_result, pbar) without return types