code: def walk(self, fs: "FileSystem", path: "AnyFSPath", **kwargs):
      detail = kwargs.get("detail", False)
      ignore_subrepos = kwargs.pop("ignore_subrepos", True)
      if fs.protocol == Schemes.LOCAL:
          for root, dirs, files in fs.walk(path, **kwargs):
              if detail:
                  all_dnames = set(dirs.keys())
                  all_fnames = set(files.keys())
                  dnames, fnames = self(
                      root,
                      all_dnames,
                      all_fnames,
                      ignore_subrepos=ignore_subrepos,
                  )
                  list(map(dirs.pop, all_dnames - set(dnames)))
                  list(map(files.pop, all_fnames - set(fnames)))
              else:
                  dirs[:], files[:] = self(
                      root, dirs, files, ignore_subrepos=ignore_subrepos
                  )
              yield root, dirs, files
      else:
          yield from fs.walk(path, **kwargs)
  
imports: import os
  import re
  from collections import namedtuple
  from itertools import chain, groupby, takewhile
  from typing import TYPE_CHECKING, List, Optional
  from pathspec.patterns import GitWildMatchPattern
  from pathspec.util import normalize_file
  from pygtrie import Trie
  from dvc.fs import Schemes, localfs
  from dvc.log import logger
  from dvc.pathspec_math import PatternInfo, merge_patterns
label_desc: Use image node_id 8 for calling the DvcIgnoreFilter obj's underlying member method code with example usage: obj.walk(fs, path) without return types