Merge pull request #192 from parente/notebook-4.2

[WIP] Upgrade to notebook 4.2, ipywidgets 5.0

pyspark-notebook/Dockerfile

@@ -46,7 +46,7 @@ USER jovyan
 
 # Install Python 3 packages
 RUN conda install --quiet --yes \
-    'ipywidgets=4.1*' \
+    'ipywidgets=5.1*' \
     'pandas=0.17*' \
     'numexpr=2.5*' \
     'matplotlib=1.5*' \
@@ -54,11 +54,13 @@ RUN conda install --quiet --yes \
     'seaborn=0.7*' \
     'scikit-learn=0.17*' \
     && conda clean -tipsy
-
+# Activate ipywidgets extension in the environment that runs the notebook server
+RUN jupyter nbextension enable --py widgetsnbextension --sys-prefix
+    
 # Install Python 2 packages and kernel spec
 RUN conda create --quiet --yes -p $CONDA_DIR/envs/python2 python=2.7 \
-    'ipython=4.1*' \
-    'ipywidgets=4.1*' \
+    'ipython=4.2*' \
+    'ipywidgets=5.1*' \
     'pandas=0.17*' \
     'numexpr=2.5*' \
     'matplotlib=1.5*' \

pyspark-notebook/README.md

@@ -4,7 +4,7 @@
 
 ## What it Gives You
 
-* Jupyter Notebook 4.1.x
+* Jupyter Notebook 4.2.x
 * Conda Python 3.x and Python 2.7.x environments
 * pyspark, pandas, matplotlib, scipy, seaborn, scikit-learn pre-installed
 * Spark 1.6.0 for use in local mode or to connect to a cluster of Spark workers