anchor.diff:      owner = "spesmilo";
       repo = "electrum";
       rev = version;
  -    sha256 = "sha256-/bYz2KB9Fggo6cnKM3hvwL/Jy4Xsw2phx1sInuqZpFg=";
  +    sha256 = "wYblwD+ej65TVkYS7u5MiB37Ka8jENI3aoHi64xAFtU=";
   
       postFetch = ''
         mv $out ./all
  
positive.code: }:
  
  let
    version = "4.3.0";
  
    libsecp256k1_name =
      if stdenv.isLinux then "libsecp256k1.so.0"
  
negative.code: 
    pytestFlagsArray = [ "electrum/tests" ];
  
    postCheck = ''
      $out/bin/electrum help >/dev/null
    '';
  