code: def tearDownClass(cls):
      del cls.text
      cls.root.destroy()
      del cls.root
  
imports: from test.test_support import requires
  import unittest
  from idlelib.idle_test.mock_idle import Func
  from Tkinter import Tk, Text, TclError
  from idlelib.WidgetRedirector import WidgetRedirector
label_desc: Use image node_id 2 for calling the InitCloseTest obj's underlying member method code with example usage: obj.tearDownClass(cls) without return types