anchor.diff:    };
   in
   
  -python3Packages.buildPythonApplication {
  +py.pkgs.buildPythonApplication {
     pname = "electrum";
     inherit version;
   
  
positive.code: , fetchFromGitHub
  , wrapQtAppsHook
  , python3
  , python3Packages
  , zbar
  , secp256k1
  , enableQt ? true
  
negative.code:     wrapQtApp $out/bin/electrum
    '';
  
    checkInputs = with py.pkgs; [ pytest ];
  
    checkPhase = ''
      py.test electrum/tests
  