docs: def _scandir_generator(is_bytes, scandir_path, system):
      """
      scandir generator
  
      Args:
          is_bytes (bool): True if DirEntry must handle path as bytes.
          scandir_path (str): Path.
          system (pycosio._core.io_system.SystemBase subclass):
              Storage system.
  
      Yields:
          DirEntry: Directory entries
      """
      with handle_os_exceptions():
          for name, header in system.list_objects(scandir_path, first_level=True):
              yield DirEntry(
                  scandir_path=scandir_path, system=system, name=name,
                  header=header, bytes_path=is_bytes)