anchor.diff:  RUN apt-get update && apt-get -y install libgfortran3
   RUN apt-get update && apt-get -y install r-base
   
  -RUN pip install --no-cache-dir notebook==5.*
  +RUN pip install --no-cache-dir notebook==6.0.0
   RUN pip install numpy pandas bokeh
   RUN pip install randomcolor
   RUN pip install ferretmagic==20181001
  -RUN pip install rpy2==2.8.5
  +RUN pip install rpy2==3.0.5
   
   RUN pip install ipywidgets
   RUN jupyter nbextension enable --py widgetsnbextension --sys-prefix
  
positive.code: RUN git clone https://github.com/PBrockmann/fast
  
  #====================================================================================
  ENV FER_DIR="/opt/pyferret-7.3-RHEL7-64"
  ENV FER_DSETS="/opt/fer_dsets"
  
  ENV PYTHONPATH="${FER_DIR}/lib/python2.7/site-packages:${PYTHONPATH}"
  
negative.code: #====================================================================================
  FROM python:2.7.16-buster
  
  #====================================================================================
  LABEL maintainer="Patrick.Brockmann@lsce.ipsl.fr"
  