From 95acc55ac10fb086796755c9c7b776c913d4acd0 Mon Sep 17 00:00:00 2001
From: Thomas Kluyver <thomas@kluyver.me.uk>
Date: Wed, 13 Dec 2017 18:04:37 +0000
Subject: [PATCH] Pin ipykernel to older version on Py 2

---
 .travis.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 079e986d6..21ef31b73 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,6 +43,11 @@ before_install:
 
 install:
     - pip install -f travis-wheels/wheelhouse file://$PWD#egg=notebook[test]
+    - |
+    if [[ "$TRAVIS_PYTHON_VERSION" == "2.7" ]]; then
+      # Work around https://github.com/ipython/ipykernel/issues/288
+      pip install ipykernel==4.6.1
+    fi
     - wget https://github.com/jgm/pandoc/releases/download/1.19.1/pandoc-1.19.1-1-amd64.deb && sudo dpkg -i pandoc-1.19.1-1-amd64.deb