code: def relparts(
      self, path: str, start: Optional[str] = None
  ) -> Tuple[str, ...]:
      return self.parts(self.relpath(path, start=start))
  
imports: import errno
  import functools
  import ntpath
  import os
  import posixpath
  import threading
  from collections import deque
  from contextlib import ExitStack, suppress
  from typing import TYPE_CHECKING, Any, Callable, Dict, Optional, Tuple, Type, Union
  from fsspec.spec import AbstractFileSystem
  from funcy import wrap_with
  from dvc.log import logger
  from dvc_objects.fs.base import FileSystem
  from .data import DataFileSystem
label_desc: Use image node_id 8 for calling the _DVCFileSystem obj's underlying member method code with example usage: obj.relparts(path, start) and returns: self