anchor.diff:  # Install python components
   RUN pip install -U pip
   RUN pip install -U Cython
  -RUN apt-get install -y \
  -  libfreetype6-dev \
  -  libpng12-dev
  -  
  +
   RUN pip install -U \
     numpy \
     scipy \
     matplotlib \
     h5py \
  -  jupyter \
  +  jupyter
   
   RUN pip install -U \
     scikit-learn \
  
positive.code:   libatlas-dev \
    liblapack-dev \
    libhdf5-dev \
    imagemagick
  
  RUN curl -sL https://deb.nodesource.com/setup | bash -
  
  
negative.code: ENV HOME /root
  ENV PYENV_ROOT $HOME/.pyenv
  ENV PATH $PYENV_ROOT/shims:$PYENV_ROOT/bin:$PATH
  ENV LC_ALL en_US.UTF-8
  
  # Install dependencies
  RUN apt-get update && apt-get install -y \
  