[docs] [issue25461] Unclear language (the word ineffective) in the documentation for os.walk

STINNER Victor added the comment: We don't use autodoc. It would be "nice" to have a tool to update .rst files from .py and .c files, but it's not the case right now :-/ ---------- _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue25461> _______________________________________