code: def fetch_results(self) -> Dict[str, Any]:
      return self._fetch_json(self._RESULT_OUTPUT_JSON)
  
imports: import json
  import os
  import tempfile
  from typing import TYPE_CHECKING, Any, Dict, Optional
  from ray_release.cluster_manager.cluster_manager import ClusterManager
  from ray_release.command_runner.command_runner import CommandRunner
  from ray_release.exception import ClusterNodesWaitTimeout, CommandError, CommandTimeout, LocalEnvSetupError, LogsError, FetchResultError
  from ray_release.file_manager.file_manager import FileManager
  from ray_release.job_manager import JobManager
  from ray_release.logger import logger
  from ray_release.util import format_link, get_anyscale_sdk
  from ray_release.wheels import install_matching_ray_locally
label_desc: Use image node_id 10 for calling the JobRunner obj's underlying member method code with example usage: obj.fetch_results() and returns: self