From 73082c8a2fcc073844b4f2a444fad76d1016fc85 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@sugarlabs.org>
Date: Mon, 29 Jul 2013 19:23:18 +0000
Subject: fix bug in block resizing code that broke backward compatibility

---
diff --git a/TurtleArtActivity.py b/TurtleArtActivity.py
index 8b5fb36..6da0bc3 100644
--- a/TurtleArtActivity.py
+++ b/TurtleArtActivity.py
@@ -471,7 +471,7 @@ class TurtleArtActivity(activity.Activity):
         if self.tw.block_scale in BLOCK_SCALE:
             i = BLOCK_SCALE.index(self.tw.block_scale) + inc
         else:
-            i = BLOCK_SCALE[3]  # 2.0
+            i = 3
         if i < 0:
             self.tw.block_scale = BLOCK_SCALE[0]
         elif i == len(BLOCK_SCALE):
--
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