docstr: Directory tree generator, see os.walk.
docstr_tok: ["Directory","tree","generator",",","see","os.walk","."]
code: def walk(self, path):
      """
      Directory tree generator, see os.walk.
      """
      path = _stringify_path(path)
      return os.walk(path)
  
imports: import os
  import posixpath
  import sys
  import urllib.parse
  import warnings
  from os.path import join
  import pyarrow
  from pyarrow.util import doc, _stringify_path, _is_path_like, _DEPR_MSG
label_desc: Use image node_id 12 for calling the LocalFileSystem obj's underlying member method code with example usage: obj.walk(path) and returns: os