• keysym

[Explain keysym.]

        # A small convenience contributed by effbot that
        # prints the keysym when a key is pressed. 

        import Tkinter                                                          
                                                                                
        def callback(e):                                                        
            print e.keysym, repr(e.char)                                        
                                                                                
        w = Tkinter.Frame(width=512, height=512)                                
        w.bind("<KeyPress>", callback)                                          
        w.focus_set()                                                           
        w.pack()                                                                                                                                          
        w.mainloop()