code: def _expand_batch_trials(batch_run, random_seed):
      try:
          return batch_util.expanded_batch_trials(
              batch_run, random_seed
          )
      except batch_util.InvalidFlagFunctionArgs as e:
          batch_util.invalid_flag_function_args_error(e)
  
imports: from guild import batch_util
  from guild import op_util
label_desc: Use image node_id 3 for calling a global function with example usage: _expand_batch_trials(batch_run, random_seed) and returns: batch_util