anchor.diff:  RUN cd /src \
       && git clone https://github.com/astromatic/psfex.git psfex \
       && cd psfex \
  -    && sh autogen.sh \
  -    && ./configure \
  +    && sh autogen.sh
  +
  +RUN cd /src/psfex \
  +    && ./configure --enable-icc --enable-mkl \
       && make \
       && make install
   
  
positive.code: ENV PYTHONPATH /usr/local/lib/python:/src/unwise_psf/py:/src/legacyzpts/py:/src/legacypipe/py
  ENV WISE_PSF_DIR /src/unwise_psf/etc
  
  RUN apt update && apt install -y procps && apt clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
  # up!
  RUN cd /src/legacypipe && git pull && echo 3
  
negative.code: # /opt/intel/bin
  ENV CC icc
  ENV CXX icpc
  ENV LDSHARED icc -shared
  ENV CFLAGS -O3 -g -fPIC -xAVX -axMIC-AVX512 -std=gnu99 -pthread
  ENV CXXFLAGS -O3 -g -fPIC -xAVX -axMIC-AVX512 -std=c++11 -pthread
  ENV PYTHON python3
  ENV PYTHON_CONFIG python3-config
  ENV PYTHON_SCRIPT "/usr/bin/env python3"
  