anchor.diff:  # limitations under the License.
   
   ARG DOCKER_REGISTRY=docker-dev.yelpcorp.com/
  -FROM ${DOCKER_REGISTRY}ubuntu:xenial
  +FROM ${DOCKER_REGISTRY}ubuntu:bionic
   
   ARG PIP_INDEX_URL=https://pypi.yelpcorp.com/simple
   ENV PIP_INDEX_URL=$PIP_INDEX_URL
  
positive.code: RUN git clone git://github.com/Yelp/hacheck
  WORKDIR /hacheck
  
  RUN virtualenv --python=python2.7 venv && venv/bin/pip install -r requirements.txt && venv/bin/pip install -e .
  
  RUN echo 'allow_remote_spool_changes: yes' > /etc/hacheck.yaml
  
  
negative.code: RUN apt-get update > /dev/null && \
      DEBIAN_FRONTEND=noninteractive apt-get -y install \
          git \
          python3.7-dev \
          libyaml-dev \
          virtualenv > /dev/null && \
      apt-get clean
  