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:     '';
      homepage = "http://wiki.sunqm.net/libcint";
      downloadPage = "https://github.com/sunqm/libcint";
      license = licenses.bsd2;
      maintainers = with maintainers; [ drewrisinger ];
    };
  
negative.code: , cmake
  , blas
    # Check Inputs
  , python
  }:
  
  stdenv.mkDerivation rec {
    pname = "libcint";
    version = "4.0.2";
  
    src = fetchFromGitHub {
      owner = "sunqm";
      repo = "libcint";
      rev = "v${version}";
      sha256 = "0j8fkkp3vb1936qy80sc08c327b47qxh0x2aadd1225jjq6xqxmn";
    };
  
    nativeBuildInputs = [ cmake ];
  