modified travis file to install jupyter before executing travis script

SnShine · norvig · commit 2ec72d473d25 · 2016-04-04T22:39:59.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,4 @@
-language: 
+language:
   - python
 
 python:
@@ -9,9 +9,10 @@ before_install:
 
 install:
   - pip install flake8
+  - pip install jupyter
   - pip install -r requirements.txt
 
-script: 
+script:
   - py.test
   - python -m doctest -v *.py
 
diff --git a/ipyviews.py b/ipyviews.py
@@ -1,7 +1,4 @@
-try:
-    from IPython.display import HTML, display, clear_output
-except ImportError:
-    print('IPython not available.')
+from IPython.display import HTML, display, clear_output
 
 from agents import PolygonObstacle
 import time
