anchor.diff:  { lib
   , stdenv
   , fetchFromGitHub
  -, pkgs
   , python3
  -, python3Packages
   }:
  -let
  -  py = python3.override {
  -    packageOverrides = self: super: {
   
  -      libusb1 = super.libusb1.overridePythonAttrs (oldAttrs: rec {
  -        version = "1.9.3";
  -        src = oldAttrs.src.override {
  -          inherit version;
  -          sha256 = "0j8p7jb7sibiiib18vyv3w5rrk0f4d2dl99bs18nwkq6pqvwxrk0";
  -        };
  -
  -        postPatch = ''
  -          substituteInPlace usb1/libusb1.py --replace \
  -            "ctypes.util.find_library(base_name)" \
  -            "'${pkgs.libusb1}/lib/libusb-1.0${stdenv.hostPlatform.extensions.sharedLibrary}'"
  -        '';
  -      });
  -    };
  -  };
  -in
  -with py.pkgs;
  +with python3.pkgs;
   
   buildPythonApplication rec {
     pname = "nrfutil";
  -  version = "6.1.3";
  +  version = "6.1.6";
   
     src = fetchFromGitHub {
       owner = "NordicSemiconductor";
       repo = "pc-nrfutil";
       rev = "v${version}";
  -    sha256 = "1gpxjdcjn4rjvk649vpkh563c7lx3rrfvamazb1qjii1pxrvvqa7";
  +    sha256 = "sha256-UiGNNJxNSpIzpeYMlzocLG2kuetl8xti5A3n6zz0lcY=";
     };
   
     propagatedBuildInputs = [
  
positive.code: 
    postPatch = ''
      mkdir test-reports
    '';
  
    meta = with lib; {
  
negative.code:     license = licenses.unfreeRedistributable;
      platforms = platforms.unix;
      maintainers = with maintainers; [ gebner ];
    };
  }
  