source: trunk/essentials/dev-lang/python/Demo/tkinter/matt/window-creation-simple.py

from Tkinter import *

# this shows how to spawn off new windows at a button press

class Test(Frame):
    def printit(self):
        print "hi"

    def makeWindow(self):
        fred = Toplevel()
        fred.label = Label(fred, text="Here's a new window")
        fred.label.pack()