old_contents: #!/usr/bin/env python
  
  from gi.repository import GtkClutter
  GtkClutter.init([])
  from gi.repository import GObject, Gtk, GtkChamplain 
  
  GObject.threads_init()
  GtkClutter.init([])
  
  window = Gtk.Window(type=Gtk.WindowType.TOPLEVEL)
  window.connect("destroy", Gtk.main_quit)
  
  widget = GtkChamplain.Embed()
  widget.set_size_request(640, 480)
  
  window.add(widget)
  window.show_all()
  
  Gtk.main()
  
  
new_contents: #!/usr/bin/env python
  
  # To run this example, you need to set the GI_TYPELIB_PATH environment
  # variable to point to the gir directory:
  #
  # export GI_TYPELIB_PATH=$GI_TYPELIB_PATH:/usr/local/lib/girepository-1.0/
  
  from gi.repository import GtkClutter
  GtkClutter.init([])
  from gi.repository import GObject, Gtk, GtkChamplain 
  
  GObject.threads_init()
  GtkClutter.init([])
  
  window = Gtk.Window(type=Gtk.WindowType.TOPLEVEL)
  window.connect("destroy", Gtk.main_quit)
  
  widget = GtkChamplain.Embed()
  widget.set_size_request(640, 480)
  
  window.add(widget)
  window.show_all()
  
  Gtk.main()
  
  
subject: Add description how to run the python demo