From 35fde8424e42adc74cd490c5a80b29579c9768d8 Mon Sep 17 00:00:00 2001
From: Martin Bauer <martin.bauer@fau.de>
Date: Mon, 5 Dec 2016 16:24:31 +0100
Subject: [PATCH] New documentation based on RD Talk

---
 display_utils.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/display_utils.py b/display_utils.py
index 9fff9df1d..490928a81 100644
--- a/display_utils.py
+++ b/display_utils.py
@@ -111,6 +111,8 @@ def disp(*args, **kwargs):
 def set_display_mode(mode):
     from IPython import get_ipython
     ipython = get_ipython()
+    if ipython is None:
+        return
     global animation_display_mode
     global display_animation_func
     animation_display_mode = mode
-- 
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