code: def command_env(self):
      env = super().command_env
      # Make sure we don't buffer stdout so we don't lose any logs.
      env["PYTHONUNBUFFERED"] = "1"
      return env
  
imports: import json
  import os
  import re
  import tempfile
  import shlex
  from typing import TYPE_CHECKING, Any, Dict, Optional, List
  from ray_release.cluster_manager.cluster_manager import ClusterManager
  from ray_release.command_runner.job_runner import JobRunner
  from ray_release.exception import TestCommandTimeout, TestCommandError, JobOutOfRetriesError, PrepareCommandError, PrepareCommandTimeout, JobBrokenError, FetchResultError, JobTerminatedBeforeStartError, JobNoLogsError, JobTerminatedError
  from ray_release.file_manager.job_file_manager import JobFileManager
  from ray_release.job_manager import AnyscaleJobManager
  from ray_release.logger import logger
  from ray_release.util import join_cloud_storage_paths, generate_tmp_cloud_storage_path, get_anyscale_sdk, S3_CLOUD_STORAGE
label_desc: Use image node_id 7 for calling the AnyscaleJobRunner obj's underlying member method code with example usage: obj.command_env() and returns: env