code: def timeout(self, fd: Optional[int]) -> bool:
      return True
  
imports: from __future__ import annotations
  import asyncio
  import os
  import queue
  import signal
  import subprocess
  import sys
  import time
  from collections.abc import Generator, Iterator
  from itertools import count
  from queue import Queue
  from threading import Thread
  from time import sleep
  from typing import Any, Optional
  from unittest.mock import MagicMock, patch
  import pytest
  from datalad.tests.utils_pytest import assert_false, assert_raises, assert_true, eq_, known_failure_osx, known_failure_windows, with_tempfile
  from datalad.utils import on_windows
  from ..None import NoCapture, Protocol, Runner, StdOutCapture, StdOutErrCapture
  from ..nonasyncrunner import IOState, ThreadedRunner, run_command
  from ..protocol import GeneratorMixIn
  from ..runnerthreads import ReadThread, WriteThread
  from ..utils import LineSplitter
  from .utils import py2cmd
label_desc: Use image node_id 2 for calling the GenStdoutStderr obj's underlying member method code with example usage: obj.timeout(fd) and returns: True