anchor.diff:  
   buildPythonPackage rec {
     pname = "pytibber";
  -  version = "0.20.0";
  +  version = "0.21.0";
  +  format = "setuptools";
   
     disabled = pythonOlder "3.7";
   
  
positive.code:     pytestCheckHook
    ];
  
    pytestFlagsArray = [ "test/test.py" ];
  
    # tests access network
    doCheck = false;
  
    pythonImportsCheck = [ "tibber" ];
  
    meta = with lib; {
      description = "Python library to communicate with Tibber";
  
negative.code:     owner = "Danielhiversen";
      repo = "pyTibber";
      rev = version;
      sha256 = "sha256-lUe79VHlK/2/1SZfC+Ha+27NUoIKoTlqn75XA/mPCNU=";
    };
  
    propagatedBuildInputs = [
  