class_docstr: The required interface for providing traversable
  resources.
code: def contents(self) -> Iterator[str]:
      return (item.name for item in self.files().iterdir())
  
imports: import abc
  import io
  import itertools
  import pathlib
  from typing import Any, BinaryIO, Iterable, Iterator, NoReturn, Text, Optional
  from ._compat import runtime_checkable, Protocol, StrPath
label_desc: Use image node_id 5 for calling the TraversableResources obj's underlying member method code with example usage: obj.contents() and returns: unknown