anchor.diff:  
   RUN hg clone https://hg.python.org/cpython -r v2.7.11
   RUN git clone https://github.com/dimart/pokemon_recognition.git
  +RUN git clone https://github.com/Itseez/opencv.git
   
   # see http://stackoverflow.com/questions/22157184/strange-python-compilation-results-with-enable-shared-flag for LD_RUN_PATH logic with fixes bug related to --enable-shared below
   
  
positive.code:   apt-get -y upgrade && \
    apt-get install -y build-essential pkg-config apt-utils libncurses-dev libreadline-dev sqlite3 && \
    apt-get install -y git wget mercurial libssl-dev libfreetype6-dev libxft-dev libsqlite3-dev openssl && \
    apt-get install -y libjpeg-dev liblapack-dev gfortran python-opencv libbz2-dev
  
  # Set environment variables.
  ENV HOME /root
  
negative.code:     && pip install scikit-image --upgrade \
      && rm -rf /root/cpython/.hg \
      && ln -s /usr/lib/python2.7/dist-packages/cv2.so /usr/local/lib/python2.7/site-packages/ \
      && cd /root/opencv/ \
      && git checkout 3.1.0 \
      && mkdir build \
      && cd build \
      && cmake -D WITH_FFMPEG=OFF ..\
      && make -j6 \
      && make install \
      && ldconfig \
      && cd /root
  
  ADD ./PhotoTest.ipynb /root/PhotoTest.ipynb
  ADD ./Pokemon.ipynb /root/Pokemon.ipynb
  