code: def index(
      self,
      run_hash,
  ) -> bool:
      lock = RefreshLock(self._index_lock_path(), timeout=10)
      with self.lock_index(lock):
          index = self.repo._get_index_tree("meta", 0).view(())
          meta_tree = self.repo.request_tree(
              "meta",
              run_hash,
              read_only=True,
              from_union=False,
              no_cache=True,
          ).subtree("meta")
          meta_run_tree = meta_tree.subtree("chunks").subtree(run_hash)
          meta_run_tree.finalize(index=index)
          if meta_run_tree["end_time"] is None:
              index[
                  "meta", "chunks", run_hash, "end_time"
              ] = datetime.datetime.now(pytz.utc).timestamp()
          return True
  
imports: import contextlib
  import time
  import datetime
  import pytz
  import logging
  import os
  from threading import Thread
  from pathlib import Path
  from typing import Iterable
  from aim.sdk.repo import Repo
  from aim.sdk.run_status_watcher import Event
  from aim.storage.locking import RefreshLock
label_desc: Use image node_id 14 for calling the RepoIndexManager obj's underlying member method code with example usage: obj.index(run_hash) and returns: True