anchor.diff:          gcc-5 \
           g++-5 \
           curl \
  +        python3-gdbm \
           ca-certificates &&\
       rm -rf /var/lib/apt/lists/*
   
  
positive.code:      ~/miniconda.sh -b -p /opt/conda && \
       rm ~/miniconda.sh
  ENV PATH /opt/conda/bin:$PATH
  
  RUN pip install --upgrade pip
  RUN pip install 'torch==0.4.1.post2' 'torchvision==0.2.1'
  
negative.code: FROM nvidia/cuda:9.2-cudnn7-devel-ubuntu18.04
  
  ENV PYTHON_VERSION=3.7
  ENV CC=gcc-5
  ENV CXX=g++-5
  
  