From fae94a9334a2a679a7cb58facf80955a814f9893 Mon Sep 17 00:00:00 2001
From: Michael Hanke <michael.hanke@gmail.com>
Date: Wed, 18 May 2011 06:58:04 -0400
Subject: [PATCH] Safeguard.

---
 survey/makestats | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/survey/makestats b/survey/makestats
index af91aa1..68f605d 100755
--- a/survey/makestats
+++ b/survey/makestats
@@ -255,7 +255,8 @@ def mkpic_submissions_per_key(db, destdir, key, title, sortby='name',
                             multiple=False):
     counts = db.get_counts(key)
     pl.figure(figsize=(6.4, (len(counts)-2) * 0.4 + 2))
-    tmargin = .8/len(counts)
+    if not len(counts): tmargin = 0.4
+    else: tmargin = .8/len(counts)
     if tmargin > 0.3: tmargin = 0.3
     pl.subplots_adjust(left=0.03, right=0.97, top=1-tmargin, bottom=tmargin)
     pl.title(title)
-- 
2.39.5