message: training: find_lr: fixed error when results directory does not exist
diff: @@ -130,6 +130,8 @@ def main_worker(rank, cfg):
  # Save the results
  if rank == 0:
  result_filename = os.path.join(cfg.results_dir, cfg.result) + '.csv'
  + if not os.path.isdir(cfg.results_dir):
  + os.makedirs(cfg.results_dir)
  save_csv(result_filename, result)
  # Cleanup
  