anchor.diff:  RUN git clone https://github.com/tclose/NineMLCatalog.git $HOME/packages/ninemlcatalog
   RUN git clone https://github.com/tclose/lib9ML.git $HOME/packages/lib9ml
   RUN git clone https://github.com/tclose/Diophantine.git $HOME/packages/diophantine
  -RUN git clone https://github.com/CNS-OIST/PyPe9.git $HOME/packages/pype9
   
   # Checkout appropriate branches of the git repos
   RUN cd $HOME/packages/ninemlcatalog; git checkout develop
  
positive.code: RUN echo 'echo "See the $HOME/examples directory for the example "' >> $HOME/.bashrc
  RUN echo 'echo "python scripts (supply the '--help' option to see usage)."' >> $HOME/.bashrc
  
  
negative.code: ENV PYTHONPATH $HOME/packages/ninemlcatalog/python:$PYTHONPATH
  ENV PYTHONPATH $HOME/packages/lib9ml:$PYTHONPATH
  ENV PYTHONPATH $HOME/packages/diophantine:$PYTHONPATH
  
  # Create a link to the examples
  RUN ln -s $HOME/packages/pype9/examples $HOME/examples
  