anchor.diff:        standard library and on the strengths of Python as a high-level
         programming language.
       '';
  -    maintainers = with lib.maintainers; [ edwtjo ];
  -    license = lib.licenses.gpl3Plus;
  +    maintainers = with maintainers; [ edwtjo ];
  +    broken = stdenv.targetPlatform.isDarwin;
  +    license = licenses.gpl3Plus;
     };
   }
  
positive.code:     ${python.interpreter} -m unittest discover -s tests
    '';
  
    meta = {
      homepage = http://cvxopt.org/;
      description = "Python Software for Convex Optimization";
      longDescription = ''
  
negative.code: { stdenv
  , lib
  , buildPythonPackage
  , fetchPypi
  , isPyPy
  