anchor.diff:      pip install --upgrade sklearn \
                              jupyter \
                              tqdm \
  +                           graphviz \
                              gym gym[box2d] gym[atari] \
                              matplotlib \
                              seaborn && \
  
positive.code:     pip3 install --upgrade sklearn \
                             jupyter \
                             tqdm \
                             gym gym[box2d] gym[atari] \
                             matplotlib \
                             seaborn && \
  
negative.code:                        liblapack-dev \
                         libsdl2-dev \
                         libboost-all-dev \
                         graphviz \
                         gcc \
                         g++ && \
      ln -s /usr/bin/swig3.0 /usr/bin/swig
  