code: def parallel_progbar(mapper, iterable, nprocs=None, starmap=False, flatmap=False, shuffle=False,
                       verbose=True, verbose_flatmap=None, **kwargs):
      results = _parallel_progbar_launch(mapper, iterable, nprocs, starmap, flatmap, shuffle, verbose, verbose_flatmap, **kwargs)
      return [x for i, x in sorted(results, key=lambda p: p[0])]