anchor.diff:  
   # Install NetPyNE
   
  -RUN $HOME/env/neurosci/bin/pip install pandas==0.23.4 matplotlib==2.2.4
  -RUN git clone https://github.com/Neurosim-lab/netpyne.git  && \
  -    cd netpyne && \
  -    git checkout neuroml_updates && \
  -    $HOME/env/neurosci/bin/python setup.py install && \
  -    cd -
  +##RUN git clone https://github.com/Neurosim-lab/netpyne.git  && \
  +##    cd netpyne && \
  +##    git checkout neuroml_updates && \
  +##    $HOME/env/neurosci/bin/python setup.py install && \
  +##    cd -
   
   
   # Install GENESIS
   
  -RUN apt-get install -y bison flex unzip
  -RUN omv install genesis
  -ENV PATH=$PATH:$HOME/genesis/genesis2.4gamma-master/src
  +###RUN apt-get install -y bison flex unzip
  +###RUN $VENV/bin/omv install genesis
  +###ENV PATH=$PATH:$HOME/genesis/genesis2.4gamma-master/src
   
   
   # Install OSB_API
  
positive.code: 
  # Install Moose
  
  RUN omv install Moose
  
  
  # Update PyNN
  
  USER docker
  RUN $HOME/env/neurosci/bin/pip uninstall pynn -y
  
  USER root
  RUN git clone https://github.com/NeuralEnsemble/PyNN.git  && \
      cd  PyNN && \
      git checkout neuroml && \  
      $HOME/env/neurosci/bin/python  setup.py install && \
      cd -   # neuroml branch has the latest NML2 import/export code!
  RUN which python
  
  # Update Brian
  
  RUN git clone https://github.com/brian-team/brian.git
  RUN cd brian && $HOME/env/neurosci/bin/python setup.py install && cd -
  
  
  # Install Brian2
  
  RUN $HOME/env/neurosci/bin/pip install Brian2
  
  
  # Get some latest Python packages
  
  RUN $HOME/env/neurosci/bin/pip install lazyarray --upgrade
  
  
  # Some aliases
  
negative.code: 
  # Install NeuroML Python libraries
  
  RUN $VENV/bin/pip install git+https://github.com/NeuralEnsemble/libNeuroML.git@development
  RUN $VENV/bin/pip install git+https://github.com/NeuroML/pyNeuroML
  
  RUN $VENV/bin/pip install pandas==0.23.4 
  ###RUN $VENV/bin/pip install matplotlib==2.2.4
  
  # Install OMV
  
  RUN git clone https://github.com/OpenSourceBrain/osb-model-validation.git
  RUN cd osb-model-validation && $VENV/bin/python setup.py install && cd -
  RUN sed -i -e s/'\/usr\/bin\/python'/'\/home\/docker\/env\/neurosci\/bin\/python'/g $VENV/bin/omv
  
  
  # Install jNeuroML, PyLEMS & NeuroML2
  
  RUN $VENV/bin/omv install jNeuroML
  ENV JNML_HOME=$HOME/jnml/jNeuroMLJar
  
  RUN $VENV/bin/omv install jLEMS
  ENV LEMS_HOME=$HOME/jLEMS
  
  RUN $VENV/bin/omv install PyLEMS_NeuroML2
  
  ENV PATH=$PATH:$JNML_HOME:$LEMS_HOME
  
  