From 4d59a7878643ded0b9dbb6a55d076769df4c76fe Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Thu, 3 Apr 2014 10:22:10 -0400
Subject: [PATCH] remove unused argument (closes #21135)

---
 Lib/cgi.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/cgi.py b/Lib/cgi.py
index a91974263d9..1ef780c11c4 100755
--- a/Lib/cgi.py
+++ b/Lib/cgi.py
@@ -1045,7 +1045,7 @@ def escape(s, quote=None):
     return s
 
 
-def valid_boundary(s, _vb_pattern=None):
+def valid_boundary(s):
     import re
     if isinstance(s, bytes):
         _vb_pattern = b"^[ -~]{0,200}[!-~]$"