code: def test_cleanup(self):
      test_source = textwrap.dedent("")
      _, filename = loader.load_source(test_source, delete_on_exit=True)
      # Clean up the file before loader.py tries to remove it, to check that the
      # latter can deal with that situation.
      os.unlink(filename)
  
file_path: DALI/dali/test/python/autograph/pyct/test_loader.py
imports: import inspect
  import os
  import textwrap
  import unittest
  import gast
  from nvidia.dali._autograph.pyct import ast_util
  from nvidia.dali._autograph.pyct import loader
  from nvidia.dali._autograph.pyct import parser
  from nvidia.dali._autograph.pyct import pretty_printer
label_desc: Use image node_id 5 for calling the LoaderTest obj's underlying member method code with example usage: obj.test_cleanup() without return types