anchor.diff:  
     power = callPackage ../development/python-modules/power { };
   
  -  pythonefl = callPackage ../development/python-modules/python-efl { };
  +  pythonefl = callPackage ../development/python-modules/python-efl {
  +    inherit (pkgs) pkgconfig;
  +  };
   
     tlsh = callPackage ../development/python-modules/tlsh { };
   
  
positive.code:   latexcodec = callPackage ../development/python-modules/latexcodec {};
  
    libsexy = callPackage ../development/python-modules/libsexy {
      libsexy = pkgs.libsexy;
    };
  
    libsoundtouch = callPackage ../development/python-modules/libsoundtouch { };
  
negative.code:     libglade = null;
    };
  
    pygtksourceview = callPackage ../development/python-modules/pygtksourceview {
      inherit (pkgs) pkgconfig;
    };
  
    pyGtkGlade = self.pygtk.override {
      libglade = pkgs.gnome2.libglade;
  