anchor.diff:    ];
   
     doCheck = true;
  -  # Test syntax (like print statements) is written in python2. Fixed when #33 merged: https://github.com/sunqm/libcint/pull/33
  -  checkInputs = [ python2.pkgs.numpy ];
  +  checkInputs = [ python.pkgs.numpy ];
   
     meta = with lib; {
       description = "General GTO integrals for quantum chemistry";
  
positive.code: , cmake
  , blas
    # Check Inputs
  , python2
  }:
  
  stdenv.mkDerivation rec {
    pname = "libcint";
    version = "3.1.1";
  
    src = fetchFromGitHub {
      owner = "sunqm";
      repo = "libcint";
      rev = "v${version}";
      sha256 = "0z1gavi7aacx68fmyzy90vzv5kff844lnxc6habs6y377dr3rwwy";
    };
  
    nativeBuildInputs = [ cmake ];
  
negative.code:     '';
      homepage = "http://wiki.sunqm.net/libcint";
      downloadPage = "https://github.com/sunqm/libcint";
      changelog = "https://github.com/sunqm/libcint/blob/master/ChangeLog";
      license = licenses.bsd2;
      maintainers = with maintainers; [ drewrisinger ];
    };
  