From 8650bf742c41b3e44c2b9e3437d037b1cfce7900 Mon Sep 17 00:00:00 2001
From: Ian Ward <ian@excess.org>
Date: Mon, 19 Apr 2010 11:57:57 -0400
Subject: [PATCH] answer_summary: allow summary of 0 answers

---
 questionnaire/views.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/questionnaire/views.py b/questionnaire/views.py
index d382eba..664a3eb 100644
--- a/questionnaire/views.py
+++ b/questionnaire/views.py
@@ -521,7 +521,7 @@ def answer_summary(questionnaire, answers=None):
     freeform options are case-insensitive sorted 
     """
 
-    if not answers:
+    if answers is None:
         answers = Answer.objects.all()
     answers = answers.filter(question__questionset__questionnaire=questionnaire)
     questions = Question.objects.filter(