anchor.diff:  #
   # Test that everything worked:
   #
  -#
  -# export PYTHON_BIN_PATH=/usr/bin/python3.7
  -# $PYTHON_BIN_PATH ./configure.py
  +# python3 ./configure.py
   # bazel test -c opt --test_output=streamed //reverb:tf_client_test
   
   ARG cpu_base_image="ubuntu:18.04"
  
positive.code: ARG cpu_base_image="ubuntu:18.04"
  ARG base_image=$cpu_base_image
  ARG tensorflow_pip="tf-nightly"
  ARG python_version="/usr/bin/python3.6"
  ARG APT_COMMAND="apt-get -o Acquire::Retries=3 -y"
  
  # Pick up some TF dependencies
  
negative.code:         libzmq3-dev \
          lsof \
          pkg-config \
          python3.7-dev \
          python3.8-dev \
          python3.8-distutils \
  