code: def test_custom_files_are_present(transformers_path):
      # Test all the extensions added in the setup
      for file in FILES_TO_FIND:
          if not (transformers_path / file).exists():
              return False
      return True
  
imports: import argparse
  import importlib
  from pathlib import Path
label_desc: Use image node_id 1 for calling a global function with example usage: test_custom_files_are_present(transformers_path) and returns: True, False