code: def test_creation_of_existing_dir(tmpdir):
      # makes sure there is no exception
      assert (
          rasa.shared.utils.io.create_directory(tmpdir.strpath) is None
      )
  
file_path: rasa/tests/nlu/test_utils.py
imports: import os
  import pickle
  import pytest
  import tempfile
  import shutil
  from typing import Text
  import rasa.shared.nlu.training_data.message
  import rasa.shared.utils.io
  from rasa.nlu import utils
label_desc: Use image node_id 6 for calling a global function with example usage: test_creation_of_existing_dir(tmpdir) without return types