add empty-window.py

empty-window.py

@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+
+import gi
+gi.require_version("Gtk", "3.0")
+from gi.repository import Gtk
+
+window = Gtk.Window()
+window.connect("delete-event", Gtk.main_quit)
+window.show_all()
+
+Gtk.main()