From 1c9386b6d6844ec35629642efc2a4e833dac267d Mon Sep 17 00:00:00 2001
From: Thomas Kluyver <takowl@gmail.com>
Date: Wed, 6 Nov 2013 09:59:51 -0800
Subject: [PATCH] StreamCapturer should die if main process crashes.

---
 IPython/testing/iptest.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/IPython/testing/iptest.py b/IPython/testing/iptest.py
index 0141bc30f..b25b0dfc7 100644
--- a/IPython/testing/iptest.py
+++ b/IPython/testing/iptest.py
@@ -359,6 +359,7 @@ class ExclusionPlugin(Plugin):
 
 
 class StreamCapturer(Thread):
+    daemon = True  # Don't hang if main thread crashes
     started = False
     def __init__(self):
         super(StreamCapturer, self).__init__()