def _MultiJobAction(opts, args, cl, stdout_fn, ask_fn, question, action_fn):
  """Applies a function to multipe jobs.

  @param opts: Command line options
  @type args: list
  @param args: Job IDs
  @rtype: int
  @return: Exit code

  """
  if cl is None:
    cl = GetClient()

  if stdout_fn is None:
    stdout_fn = ToStdout

  if ask_fn is None:
    ask_fn = AskUser

  result = constants.EXIT_SUCCESS

  if bool(args) ^ (opts.status_filter == None):
    raise errors.OpPrereqError("Either a status filter or job ID(s) must be"
                               " specified and never both", errors.ECODE_INVAL)

  if opts.status_filter is not None:
    response = cl.Query(constants.QR_JOB, ["id", "status", "summary"],
                        qlang.MakeSimpleFilter("status", opts.status_filter))

    jobs = [i for ((_, i), _, _) in response.data]
    if not jobs:
      raise errors.OpPrereqError("No jobs with the requested status have been"
                                 " found", errors.ECODE_STATE)

    if not opts.force:
      (_, table) = FormatQueryResult(response, header=True,
                                     format_override=_JOB_LIST_FORMAT)
      for line in table:
        stdout_fn(line)

      if not ask_fn(question):
        return constants.EXIT_CONFIRMATION
  else:
    jobs = args

  for job_id in jobs:
    (success, msg) = action_fn(cl, job_id)

    if not success:
      result = constants.EXIT_FAILURE

    stdout_fn(msg)

  return result
dataset/ETHPy150Open ganeti/ganeti/lib/client/gnt_job.py/_MultiJobAction/operator `is` -> `==`