anchor.diff:      #&& rm -Rf /root/.cache/pip \
       && echo 1
   
  -## NOTE -- intel compilers only set *after* pip installs --
  -# photutils didn't work with these cflags, and we don't care
  -# that much that python codes are compiled with icc.
  -
   ENV PYTHON python3
   ENV PYTHON_CONFIG python3-config
   ENV PYTHON_SCRIPT "/usr/bin/env python3"
  
positive.code: #FROM registry.services.nersc.gov/nersc/intel_cxx_devel as builder
  FROM registry.services.nersc.gov/nersc/intel_cxx_fort_mpi_mkl_devel as builder
  
  RUN apt -y update && apt install -y apt-utils && echo yes
  
negative.code:     && make clean
  
  ######## Stage 2 ########
  FROM registry.services.nersc.gov/nersc/intel_cxx_fort_mpi_mkl_runtime
  COPY --from=builder /usr/local /usr/local
  
  ENV PYTHON python3
  ENV PYTHON_CONFIG python3-config
  