code: def get_lock(**kwargs):
      repo_path = os.environ.get(AIM_SERVER_MOUNTED_REPO_PATH)
      if repo_path:
          repo = Repo.from_path(repo_path)
      else:
          repo = Repo.default_repo()
      run_hash = kwargs["run_hash"]
      # TODO Do we need to import SFRunLock here?
      from aim.sdk.lock_manager import SFRunLock
  
      return ResourceRef(
          repo.request_run_lock(run_hash), SFRunLock.release
      )
  
imports: import os
  import uuid
  import pathlib
  import pytz
  from datetime import datetime
  from aim.ext.transport.config import AIM_SERVER_MOUNTED_REPO_PATH
  from aim.sdk import Repo
  from aim.sdk.reporter import RunStatusReporter, ScheduledStatusReporter
  from aim.sdk.reporter.file_manager import LocalFileManager
  from aim.ext.cleanup import AutoClean
label_desc: Use image node_id 5 for calling a global function with example usage: get_lock() and returns: ResourceRef