code: def test_ok_args():
      docopt(
          to_string(main_doc),
          "luhn --url=URL --format=FORMAT".split(),
          version=__version__,
      )
  
file_path: sumy/tests/test_main.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  from io import StringIO
  import pytest
  from docopt import docopt, DocoptExit
  from sumy.__main__ import __doc__, handle_arguments, to_string, __version__
label_desc: Use image node_id 1 for calling a global function with example usage: test_ok_args() without return types