anchor.diff:  ## LIBS
   #################
   
  +RUN yum -y install libpng libpng-devel
  +
   # Python 2
   RUN pip2 install \
   	numpy \
  
positive.code: 	spyder \
  	sqlalchemy
  
  RUN pip2 install scipy
  
  # Python 3
  RUN pip3 install \
  
negative.code: 	spyder \
  	sqlalchemy
  
  RUN pip3 install scipy matplotlib nose
  
  # R
  RUN R -e 'install.packages("sqldf")' \
  