anchor.diff:  # R packages
   RUN conda config --add channels r
   RUN conda install --yes \
  -    'r-base=3.3.1 1' 'r-irkernel=0.6*' 'r-plyr=1.8*' 'r-devtools=1.11*' \
  +    'r-base=3.3.1 1' 'r-irkernel=0.7*' 'r-plyr=1.8*' 'r-devtools=1.11*' \
       'r-dplyr=0.4*' 'r-ggplot2=2.1*' 'r-tidyr=0.5*' 'r-shiny=0.13*' \
       'r-rmarkdown=0.9*' 'r-forecast=7.1*' 'r-stringr=1.0*' 'r-rsqlite=1.0*' \
       'r-reshape2=1.4*' 'r-nycflights13=0.2*' 'r-caret=6.0*' 'r-rcurl=1.95*' \
  
positive.code:     $CONDA_DIR/bin/conda config --system --set auto_update_conda false && \
      conda clean -tipsy
  
  
  # Install Python 3 packages
  RUN conda install --yes \
      'notebook=4.2*' 'ipywidgets=5.1*' 'pandas=0.18*' 'numexpr=2.5*' 'matplotlib=1.5*' \
      'scipy=0.17*' 'seaborn=0.7*' 'scikit-learn=0.17*' 'scikit-image=0.11*' 'sympy=1.0*' \
      'cython=0.23*' 'patsy=0.4*' 'statsmodels=0.6*' 'cloudpickle=0.1*' 'dill=0.2*' \
      'numba=0.23*' 'bokeh=0.12*' 'sqlalchemy=1.0*' 'hdf5=1.8.17' 'h5py=2.6*' 'jsonschema' \
      'pillow' 'pip' 'jpeg=8d' \
      terminado && \
      conda clean -tipsy
  
  
negative.code: 
  # Install Python 2 packages
  RUN conda create -p $CONDA_DIR/envs/python2 python=2.7 \
      'notebook=4.3*' 'ipywidgets=5.2*' 'pandas=0.19*' 'numexpr=2.6*' 'matplotlib=1.5*' \
      'scipy=0.17*' 'seaborn=0.7*' 'scikit-learn=0.17*' 'scikit-image=0.11*' 'sympy=1.0*' \
      'cython=0.23*' 'patsy=0.4*' 'statsmodels=0.6*' 'cloudpickle=0.1*' 'dill=0.2*' \
      'numba=0.23*' 'bokeh=0.12*' 'sqlalchemy=1.0*' 'hdf5=1.8.17' 'h5py=2.6*' 'jsonschema' \
      'pillow' 'pip' 'jpeg=8d' 'beautifulsoup4=4.5.*' 'xlrd' \
      pyzmq && \
      conda clean -tipsy
  
  