code: def repo(self):
      if self._repo:
          return self._repo
  
      repo = self._make_repo(**self._repo_kwargs)
  
      self._repo_stack.enter_context(repo)
      self._repo = repo
      return repo
  
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 9 for calling the _DVCFileSystem obj's underlying member method code with example usage: obj.repo() and returns: repo, self