code: def is_dvc_internal(self, path):
      path_parts = self.fs.normpath(path).split(self.fs.sep)
      return self.DVC_DIR in path_parts
  
imports: import os
  from collections import defaultdict
  from contextlib import contextmanager
  from functools import wraps
  from typing import TYPE_CHECKING, Callable, ContextManager, Iterable, Optional, Tuple, Union
  from dvc.exceptions import DvcException, NotDvcRepoError, OutputNotFoundError, RevCollectionError
  from dvc.ignore import DvcIgnoreFilter
  from dvc.log import logger
  from dvc.utils.objects import cached_property
label_desc: Use image node_id 30 for calling the Repo obj's underlying member method code with example usage: obj.is_dvc_internal(path) and returns: unknown