From 42babbe76795be3a9d17c063806182c4314afc73 Mon Sep 17 00:00:00 2001
From: Wirawan Purwanto <wirawan0@gmail.com>
Date: Wed, 23 Oct 2013 13:03:49 -0400
Subject: [PATCH] * Add "global variable" statement.

---
 text_tools.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/text_tools.py b/text_tools.py
index becdb9d..71f9aed 100644
--- a/text_tools.py
+++ b/text_tools.py
@@ -161,6 +161,7 @@ def str_fmt_heading(fmt):
   #
   #_str_fmt_heading_rx = None # only for development purposes
   import re
+  global _str_fmt_heading_rx
   if _str_fmt_heading_rx == None:
     # Because of complicated regex, I verbosely write it out here:
     _str_fmt_heading_rx = re.compile(r"""