code: def __init__(self):
      Delegator.__init__(self, None)
  
imports: from idlelib.percolator import Percolator, Delegator
  import unittest
  from test.support import requires
  from tkinter import Text, Tk, END
label_desc: Use image node_id 1 to create a new MyFilter object from inherited base classes: Delegator with example: obj = MyFilter()