code: def test_help(self):
      rc, out, err = assert_python_ok(self.script, "-h")
      self.assertEqual(out, b"")
      self.assertGreater(err, b"")
  
file_path: cpython/Lib/test/test_tools/test_reindent.py
imports: import os
  import unittest
  from test.support.script_helper import assert_python_ok
  from test.support import findfile
  from test.test_tools import toolsdir, skip_if_missing
label_desc: Use image node_id 2 for calling the ReindentTests obj's underlying member method code with example usage: obj.test_help() without return types