anchor.diff:      owner = "spesmilo";
       repo = "electrum";
       rev = version;
  -    sha256 = "0bzvyfqnd0r0l8syf95hr3nsh8rmmmcs74bvc7v04v0nm5m0fmf1";
  +    sha256 = "0fdsgxzgsxvx6hhjag894nzzdfq989bx1d4anljzcz2ppy4ivpxg";
   
       extraPostFetch = ''
         mv $out ./all
  
positive.code:     homepage = "https://electrum.org/";
      license = licenses.mit;
      platforms = platforms.all;
      maintainers = with maintainers; [ ehmry joachifm np ];
    };
  }
  
negative.code: }:
  
  let
    version = "4.0.5";
  
    # electrum is not compatible with dnspython 2.0.0 yet
    # use the latest 1.x release instead
  