python2.7

2: Modify the Sign() class to take in an optional parameter of type list that has 3 sentences that can be displayed on the screen. If there arent three items in the list, then the default message as shown in problem 1 will be displayed.

from tkinter import Label,Tk

class Sign(Tk):

def __init__(self,parent=None):

Tk.__init__(self, parent)

self.make_widgets()

def make_widgets(self):

pass

Sign().mainloop()