anchor.diff:  RUN echo "Base image: ${PYTHON_BASE_IMAGE}"
   RUN echo "Airflow version: ${AIRFLOW_VERSION}"
   
  -# Make sure noninteractie debian install is used and language variab1les set
  +# Make sure noninteractie debian install is used and language variables set
   ENV DEBIAN_FRONTEND=noninteractive LANGUAGE=C.UTF-8 LANG=C.UTF-8 LC_ALL=C.UTF-8 \
       LC_CTYPE=C.UTF-8 LC_MESSAGES=C.UTF-8
   
  
positive.code: # Increase the value below to force renstalling of all dependencies
  ENV DEPENDENCIES_EPOCH_NUMBER=${DEPENDENCIES_EPOCH_NUMBER}
  
  # Install curl and gnupg2 - needed to download nodejs in next step
  RUN apt-get update \
      && apt-get install -y --no-install-recommends \
             curl gnupg2 \
  
negative.code: ENV CASS_DRIVER_BUILD_CONCURRENCY=${CASS_DRIVER_BUILD_CONCURRENCY}
  ENV CASS_DRIVER_NO_CYTHON=${CASS_DRIVER_NO_CYTHON}
  
  # By default PIP install run without cache to make image smaller
  ARG PIP_NO_CACHE_DIR="true"
  ENV PIP_NO_CACHE_DIR=${PIP_NO_CACHE_DIR}
  RUN echo "Pip no cache dir: ${PIP_NO_CACHE_DIR}"
  