def METHOD_NAME():
  """Define command line arguments."""
  parser = argparse.ArgumentParser()
  parser.add_argument(
    '--data_dir',
    help='top-level directory where CSVs are stored')
  parser.add_argument(
    '--specific_issue_date',
    action='store_true',
    help='indicates <data_dir> argument is where issuedate-specific subdirectories can be found.')
  parser.add_argument(
    '--log_file',
    help="filename for log output (defaults to stdout)")
  parser.add_argument(
    '--indicator_name',
    nargs='?',
    default='*',
    help='Name of one indicator directory to run acquisition on')
  return parser