anchor.diff:  
   buildPythonApplication rec {
     pname = "catt";
  -  version = "0.12.1";
  +  version = "0.12.2";
   
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "fef58bf7a8ebaba98399d1077cc4615f53d0196aab2a989df369a66f7111963b";
  +    sha256 = "sha256-BOETKTkcbLOu5SubiejswU7D47qWS13QZ7rU9x3jf5Y=";
     };
   
     propagatedBuildInputs = [
  
positive.code:     requests
      youtube-dl
    ];
  
    doCheck = false; # attempts to access various URLs
    pythonImportsCheck = [ "catt" ];
  
negative.code:     maintainers = with maintainers; [ dtzWill ];
    };
  }
  