anchor.diff:  #RUN conda update conda
   
   # Install R:
  -RUN conda install -c r r-essentials \
  -    && conda update -c r r-essentials \
  -    && conda install rpy2
  +#RUN conda install -c r r-essentials \
  +#    && conda update -c r r-essentials \
  +#    && conda install rpy2
   
   # conda create -n py35 python=3.5
   
  
positive.code: # For Alpine see:
  # https://wiki.alpinelinux.org/wiki/Alpine_Linux_package_management
  RUN apt-get update && apt-get install -y \
      wget \
      bzip2 \
      fixincludes \
      unzip \
      vim
  
  #############################
  # Install additional packages
  
negative.code: # FROM continuumio/miniconda # probably OK but needs dependencies sorting out
  # and maybe conflicts with Requirements.py
  # FROM continuumio/anaconda # works
  # FROM continuumio/anaconda3
  
  # FROM jfloff/alpine-python:2.7
  FROM jfloff/alpine-python
  # https://github.com/jfloff/alpine-python
  # This is a minimal Python 3 image that can start from python or bash
  
  