From 1bdde51d0eb62cb8cd00ec03421bb98c9f2e33e9 Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Sun, 11 Sep 2011 16:41:07 +0000
Subject: [PATCH] minor just in case update

---
 lib/core/common.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/core/common.py b/lib/core/common.py
index 972ed3d1b..e63700264 100644
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -1589,7 +1589,7 @@ def getFilteredPageContent(page, onlyText=True):
     return retVal
 
 def getPageWordSet(page):
-    retVal = None
+    retVal = set()
 
     # only if the page's charset has been successfully identified
     if isinstance(page, unicode):