anchor.diff:      pycairo
       pydbus
       pygobject3
  -    pylast
  -  ];
  +  ]
  +  ++ lib.optional lastFMSupport pylast
  +  ++ lib.optional wikipediaSupport wikipedia
  +  ++ lib.optional youtubeSupport youtube-dl
  +  ;
   
     postPatch = ''
       chmod +x meson_post_install.py
  
positive.code: { stdenv, fetchgit, meson, ninja, pkgconfig
  , python3, gtk3, gst_all_1, libsecret, libsoup
  , appstream-glib, desktop-file-utils, totem-pl-parser
  , hicolor-icon-theme, gobject-introspection, wrapGAppsHook }:
  
  python3.pkgs.buildPythonApplication rec  {
    pname = "lollypop";
  
negative.code:     patchPythonScript "$out/libexec/lollypop-sp"
    '';
  
    meta = with lib; {
      description = "A modern music player for GNOME";
      homepage = https://wiki.gnome.org/Apps/Lollypop;
      license = licenses.gpl3Plus;
  