From ca43b984ccb0a12bef0a40ac5ebd4d86339142e3 2012-08-27 06:06:54
From: Jörgen Stenarson <jorgen.stenarson@kroywen.se>
Date: 2012-08-27 06:06:54
Subject: [PATCH] Adding value.text fallback if ulinecache returns ''

---

diff --git a/IPython/core/ultratb.py b/IPython/core/ultratb.py
index 5778f30..2f49d18 100644
--- a/IPython/core/ultratb.py
+++ b/IPython/core/ultratb.py
@@ -561,6 +561,8 @@ class ListTB(TBTools):
                          Colors.filenameEm, py3compat.cast_unicode(value.filename), Colors.normalEm,
                          Colors.linenoEm, value.lineno, Colors.Normal  ))
                 textline = ulinecache.getline(value.filename, value.lineno)
+                if textline == '':
+                    textline = py3compat.cast_unicode(value.text, "utf-8")
 
                 if textline is not None:
                     i = 0