anchor.diff:      license = lib.licenses.bsd3;
       platforms = lib.platforms.all;
       maintainers = with lib.maintainers; [ smaret ];
  -    broken = true;
     };
   }
   
  -
  
positive.code: 
  buildPythonPackage rec {
    pname = "spectral-cube";
    version = "0.4.4";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "9051ede204b1e25b6358b5e0e573b624ec0e208c24eb03a7ed4925b745c93b5e";
    };
  
    propagatedBuildInputs = [ astropy radio_beam ];
  
negative.code: { lib
  , fetchFromGitHub
  , buildPythonPackage
  , astropy
  , radio_beam
  