anchor.diff:        curl \
         pkgconfig \
         freetype-dev \
  -      py-numpy-dev@community \
         openblas-dev \
         ca-certificates \
         bzip2-dev \
  
positive.code:       tk-dev \
        zlib-dev \
        mariadb-common \
        mariadb-dev \
        postgresql-dev
  RUN echo "@community http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
  
negative.code:       linux-headers \
        musl-dev \
        python-dev \
        cmake \
        g++ \
        gfortran \
  