anchor.diff:          ipyleaflet \
           numpy \
           shapely \
  -        --no-binary :all: rasterio \
  +        --no-binary :all: rasterio==1.0a9 \
           geopandas \
           tqdm \
           planet \
           pygdal==2.1.3.3 \
           geojsonio \
  -        scikit-learn
  +        scikit-learn && \
  +     pip2.7 install \
  +        opencv-python==3.3.0.10
   
   # Add pip shortcut and install Python3 packages
   RUN pip install --upgrade pip && \
  
positive.code: 
  # Add pip2.7 shortcut and install Python2 packages
  RUN ln -s $CONDA_DIR/envs/python2/bin/pip $CONDA_DIR/bin/pip2.7 && \
      pip install --upgrade pip && \
      pip2.7 install \
          setuptools \
          matplotlib \
  
negative.code:         ipyleaflet \
          numpy \
          shapely \
          --no-binary :all: rasterio==1.0a9 \
          geopandas \
          tqdm \
          planet \
          pygdal==2.1.3.3 \
          geojsonio && \
      pip install \
          opencv-python==3.3.0.10
  
  # Activate Python2 kernel globally and upon kernel launch.
  USER root
  