#images_sample.py
from Tkinter import *

def addGraphicalButton(parent):
   # Create the PhotoImage widget
   try:
      im = PhotoImage(file='cake.gif')
      button2 = Button(root, text="Potato", image=im)
      button2.image = im
      button2.pack()
   except TclError, moreDetails:
      print 'There was an error. No file was found... creating a standard button instead. The error was:\n\n', moreDetails

      button2 = Button(root, text="Potato")
      button2.pack()
    

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

addGraphicalButton(root)

root.title("This is image sample")
root.mainloop() # Start the event loop