anchor.diff:  , fetchurl
   , gettext
   , intltool
  +, isPy3k
   , lib
   , pythonPackages
   
   , chardet
   , geoip
   , librsvg
  -, libtorrent-rasterbar_1-0
  +, libtorrent-rasterbar_1-1_head
   , Mako
   , pillow
   #, pygame
  
positive.code:     chardet
      geoip
      librsvg
      libtorrent-rasterbar_1-0
      Mako
      pillow
      #pygame
  
negative.code:   src = fetchgit {
      version = 2;
      url = "git://git.deluge-torrent.org/deluge";
      rev = "df4d97c44731ee4125df8ca99c2eb31974573efa";
      branchName = "develop";
      sha256 = "c6a1c0a63ac56d57414f9a7d2e86e626be052319660887c43a273e35c8a12a08";
    };
  
    nativeBuildInputs = [
  