From 3be3c55717903398d47d42c8014823f23dd00da7 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@walter-laptop.(none)>
Date: Fri, 09 Oct 2009 12:31:28 +0000
Subject: another patch to the overflow problem

---
(limited to 'tawindow.py')

diff --git a/tawindow.py b/tawindow.py
index 5a7b4ee..a5f9658 100644
--- a/tawindow.py
+++ b/tawindow.py
@@ -656,11 +656,15 @@ def unselect(tw):
         setlabel(tw.selected_block,'0')
 
     # put an upper and lower bound on numbers to prevent OverflowError
-    i = int(tw.selected_block.label)
-    if i > 1000000:
-        setlabel(tw.selected_block,'0')
-    elif i < -1000000:
-        setlabel(tw.selected_block,'0')
+    if tw.selected_block.label is not None:
+        try:
+            i = float(tw.selected_block.label)
+            if i > 1000000:
+                setlabel(tw.selected_block,'0')
+            elif i < -1000000:
+                setlabel(tw.selected_block,'0')
+        except ValueError:
+            pass
 
     hide(tw.select_mask)
     hide(tw.select_mask_string)
--
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