anchor.diff:  , buildPythonPackage
   , cython
   , gfortran
  +, meson-python
  +, pkg-config
   , pythran
  +, wheel
   , nose
   , pytest
   , pytest-xdist
  
positive.code: buildPythonPackage rec {
    pname = "scipy";
    version = "1.9.1";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "sha256-JtKMRokA5tX9s30oEqtG2wzNIsY7qglQV4cfqjpJi8k=";
    };
  
    nativeBuildInputs = [ cython gfortran pythran ];
  
    buildInputs = [ numpy.blas pybind11 ];
  
  
negative.code: 
    checkInputs = [ nose pytest pytest-xdist ];
  
    doCheck = !(stdenv.isx86_64 && stdenv.isDarwin);
  
    preConfigure = ''
      sed -i '0,/from numpy.distutils.core/s//import setuptools;from numpy.distutils.core/' setup.py
      export NPY_NUM_BUILD_JOBS=$NIX_BUILD_CORES
    '';
  
    # disable stackprotector on aarch64-darwin for now
  