anchor.diff:      runHook postInstallCheck
     '';
   
  +  makeWrapperArgs = [ "--set GI_TYPELIB_PATH \"$GI_TYPELIB_PATH\"" "--set GST_PLUGIN_SYSTEM_PATH_1_0 \"$GST_PLUGIN_SYSTEM_PATH_1_0\"" ];
  +
     meta = {
       description = "Music tagger and library organizer";
       homepage = http://beets.radbox.org;
  
positive.code: { stdenv, fetchFromGitHub, writeScript, glibcLocales
  , pythonPackages, imagemagick
  
  , enableAcousticbrainz ? true
  , enableAcoustid       ? true
  
negative.code:     nose
      rarfile
      responses
    ] ++ (with gst_all_1; [
      gst-plugins-base
      gst-plugins-good
      gst-plugins-ugly
    ]);
  
    patches = [
      ./replaygain-default-bs1770gain.patch
  