GTK Webkit Browser - simple single window

simplebrowser.py

from gi.repository import Gtk 
from gi.repository import WebKit

# initialize WebView
view = WebKit.WebView() 

# initialize Scrolled Window
sw = Gtk.ScrolledWindow() 
sw.add(view) 

# initialize GTK Window
win = Gtk.Window()
# destroy signal - to terminate the program neatly
win.connect("destroy", Gtk.main_quit)
win.add(sw) 
win.show_all() 

# open url
view.open("http://en.wikipedia.org/")

# Start Window
Gtk.main()