From d358521b3affc559e23fa4c2ad990860d3d81fa4 Mon Sep 17 00:00:00 2001
From: Maximilien Colange <colange@lrde.epita.fr>
Date: Fri, 24 Nov 2017 14:36:24 +0100
Subject: [PATCH] Fix script running IPython tests

* tests/python/ipnbdoctest.py: skip test when jupyter is not found
---
 tests/python/ipnbdoctest.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/tests/python/ipnbdoctest.py b/tests/python/ipnbdoctest.py
index 3af3790eb..f8254cc72 100755
--- a/tests/python/ipnbdoctest.py
+++ b/tests/python/ipnbdoctest.py
@@ -35,8 +35,12 @@ except ImportError:
     try:
         from IPython.kernel import KernelManager
     except ImportError:
-        from IPython.zmq.blockingkernelmanager \
-          import BlockingKernelManager as KernelManager
+        try:
+            from IPython.zmq.blockingkernelmanager \
+              import BlockingKernelManager as KernelManager
+        except:
+            print('IPython is needed to run this script.')
+            sys.exit(77)
 
 # Until Debian Stable ships IPython >3.0, we stick to the v3 format.
 try: