anchor.diff:  # Copyright (c) IBM.
   FROM jupyter/base-notebook
   
  +RUN pip uninstall -y notebook
  +RUN pip install notebook==4.3.0
   
   USER root
   
  
positive.code: # data for examples
  COPY examples/ /tmp/
  
  CMD ["jupyter", "notebook", "--no-browser", "--NotebookApp.ip=0.0.0.0"]
  
negative.code: 
  
  # Spark dependencies
  ENV APACHE_SPARK_VERSION 2.0.1
  RUN apt-get update && apt-get install -yq --no-install-recommends wget
  
  RUN apt-get -y update && \
  