anchor.diff:      yes | conda install proj4 && \
       pip install packaging && \
       # Removing Shapely for now
  -    #cd /usr/local/src && git clone https://github.com/Toblerity/Shapely.git && \
  -    #cd Shapely && python setup.py install && \
  -    #cd /usr/local/src && git clone https://github.com/SciTools/cartopy.git && \
  -    #cd cartopy && python setup.py install && \
  +    cd /usr/local/src && git clone https://github.com/Toblerity/Shapely.git && \
  +    cd Shapely && python setup.py install && \
  +    cd /usr/local/src && git clone https://github.com/SciTools/cartopy.git && \
  +    cd cartopy && python setup.py install && \
       # MXNet
       cd /usr/local/src && git clone --recursive https://github.com/dmlc/mxnet && \
       cd /usr/local/src/mxnet && cp make/config.mk . && \
  
positive.code:     python setup.py install && \
      # PUDB, for local debugging convenience
      pip install pudb && \
      rm -rf /root/.cache/pip/* && \
      apt-get autoremove -y && apt-get clean && \
      conda clean -i -l -t -y && \
  
negative.code: FROM continuumio/anaconda3:latest
  
  RUN apt-get update && apt-get install -y build-essential && \
      cd /usr/local/src && \
      # https://github.com/tensorflow/tensorflow/issues/64#issuecomment-155270240
      # Why does this work, when `pip install tensorflow` fails? It is a mystery
  