#Button2.py
from Tkinter import *

def buttonPushed():
    print "Button pushed!"


root = Tk()  # Create the root (base) window where all widgets go

w = Label(root, text="Hello, world!") # Create a label with words
w.pack() # Put the label into the window

myButton = Button(root, text="Exit",command=buttonPushed)
myButton.pack()

root.mainloop() # Start the event loop