anchor.diff:      libtool \
       ninja-build \
       python \
  +    python3.7 \
       unzip \
       virtualenv \
    && apt-get clean \
  
positive.code:     curl \
      libc-dev \
      pkg-config \
      python3 \
      python3-setuptools \
      python3-distutils \
      python3-pip
  
  # Install Python stuff
  # hadolint ignore=DL3013
  RUN pip3 install --no-binary :all: autopep8==${AUTOPEP8_VERSION}
  RUN pip3 install yamllint==${YAMLLINT_VERSION}
  RUN pip3 install requests==${REQUESTS_VERSION}
  RUN pip3 install ruamel.yaml==${RUAMELYAML_VERSION}
  
  # TODO: the whole SDK is *huge*, but it's not clear what parts we need. We just want to be able to run auth-related gcloud
  # commands, maybe we just need the gcloud binary out of all this?
  
negative.code: ENV YAMLLINT_VERSION=1.17.0
  ENV REQUESTS_VERSION=2.22.0
  ENV RUAMELYAML_VERSION=0.16.5
  ENV PYTHON_PROTOBUF_VERSION=3.11.2
  
  # hadolint ignore=DL3008
  RUN apt-get update && apt-get install -y --no-install-recommends \
  