From 624ddab197bdf9c72e37a665c6a47184e7dbfcf7 Mon Sep 17 00:00:00 2001
From: Florian Mounier <florian.mounier@kozea.fr>
Date: Thu, 19 Apr 2012 14:33:26 +0200
Subject: [PATCH] None values in gauge

---
 pygal/graph/gauge.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pygal/graph/gauge.py b/pygal/graph/gauge.py
index de5f8e5..04ae35e 100644
--- a/pygal/graph/gauge.py
+++ b/pygal/graph/gauge.py
@@ -50,6 +50,8 @@ class Gauge(Graph):
     def needle(self, serie_node, serie,):
         thickness = .05
         for i, value in enumerate(serie.values):
+            if not value:
+                continue
             theta = self.arc_pos(value)
             fmt = lambda x: '%f %f' % x
             value = self._format(serie.values[i])