From dc4ce0e0139cbe8867e7bf235ba6af796129a7d0 Mon Sep 17 00:00:00 2001
From: Vinay Sajip <vinay_sajip@yahoo.co.uk>
Date: Fri, 27 Jan 2017 13:04:33 +0000
Subject: [PATCH] Fixes #28784: Clarified use of shlex.shlex with
 punctuation_chars.

---
 Doc/library/shlex.rst | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Doc/library/shlex.rst b/Doc/library/shlex.rst
index 4926f04d423..55012f80e8f 100644
--- a/Doc/library/shlex.rst
+++ b/Doc/library/shlex.rst
@@ -411,4 +411,6 @@ which characters constitute punctuation. For example::
       >>> list(s)
       ['~/a', '&&', 'b-c', '--color=auto', '||', 'd', '*.py?']
 
-
+For best effect, ``punctuation_chars`` should be set in conjunction with
+``posix=True``. (Note that ``posix=False`` is the default for
+:class:`~shlex.shlex`.)