class_docstr: Stop exp queue workers.
code: def run(self):
      self.repo.experiments.celery_queue.shutdown(kill=self.args.kill)
  
      if self.args.kill:
          ui.write(
              "All running tasks in the queue have been killed."
              "Queue workers are stopping."
          )
      else:
          ui.write(
              "Queue workers will stop after running tasks finish."
          )
  
      return 0
  
file_path: dvc/dvc/commands/queue/stop.py
imports: from dvc.cli import formatter
  from dvc.cli.command import CmdBase
  from dvc.cli.utils import append_doc_link
  from dvc.log import logger
  from dvc.ui import ui
label_desc: Use image node_id 1 for calling the CmdQueueStop obj's underlying member method code with example usage: obj.run() and returns: int