1 #!/usr/bin/python
   2 
   3 from Tkinter import *
   4 
   5 
   6 def GetValue():
   7     password = ent.get()
   8     if password == 'Elaine':
   9         button['bg'] = 'yellow'
  10     else:
  11         ent.insert(0,'wrong password')
  12 
  13     
  14 
  15 
  16 
  17 root = Tk()
  18 
  19 
  20 lab = Label(root, text = 'Password')
  21 ent = Entry(root, bg = 'white')
  22 button = Button(root, text = 'Enter Password', command = GetValue)
  23 
  24 
  25 ent.focus()
  26 
  27 lab.pack(anchor = W)
  28 ent.pack(anchor = W)
  29 button.pack(ancho = E)
  30 
  31 
  32 root.mainloop()