code: def _log(file_list, list_name, in_path):
      
      file_names = '\n'.join(file_list)
      LOG.debug("\nDiscovered %(size)d %(name)s file(s) in %(path)s:\n"
                "%(files)s\n",
                {'size': len(file_list), 'name': list_name, 'path': in_path,
                 'files': file_names})
docs: Logs result at debug level