anchor.diff:    ];
   
     buildInputs =
  -    [ libvirt-glib vte virtinst dconf gtkvnc gnome3.defaultIconTheme avahi
  +    [ libvirt-glib vte dconf gtkvnc gnome3.defaultIconTheme avahi
         gsettings_desktop_schemas libosinfo
       ] ++ optional spiceSupport spice_gtk;
   
     propagatedBuildInputs = with python2Packages;
  -    [ eventlet greenlet gflags netaddr carrot routes PasteDeploy
  -      m2crypto ipy twisted distutils_extra simplejson
  -      cheetah lockfile httplib2 urlgrabber pyGtkGlade dbus-python
  -      pygobject3 ipaddr mox libvirt libxml2 requests
  +    [
  +      pygobject3 ipaddr libvirt libxml2 requests
       ];
   
     patchPhase = ''
  
positive.code: { stdenv, fetchurl, python2Packages, intltool, file
  , wrapGAppsHook, virtinst, gtkvnc, vte, avahi, dconf
  , gobjectIntrospection, libvirt-glib, system-libvirt
  , gsettings_desktop_schemas, glib, libosinfo, gnome3
  , spiceSupport ? true, spice_gtk ? null
  
negative.code: 
  python2Packages.buildPythonApplication rec {
    name = "virt-manager-${version}";
    version = "1.5.0";
    namePrefix = "";
  
    src = fetchurl {
      url = "http://virt-manager.org/download/sources/virt-manager/${name}.tar.gz";
      sha512 = "b375927776b9132fbd9dacd8223b6c94b89c32d6812394ec7e18df7c66f7e6dec853885e85e2b4b4ffd283e8afe0dd2526bafeac4b55511a4a115ef5798f97da";
    };
  
    nativeBuildInputs = [
  