code: def setUpClass(cls):
      requires("gui")
      cls.root = Tk()
      cls.root.withdraw()
      cls.text = Text(cls.root)
      cls.acw = acw.AutoCompleteWindow(cls.text, tags=None)
  
file_path: cpython/Lib/idlelib/idle_test/test_autocomplete_w.py
imports: import unittest
  from test.support import requires
  from tkinter import Tk, Text
  import idlelib.autocomplete_w
label_desc: Use image node_id 1 for calling the AutoCompleteWindowTest obj's underlying member method code with example usage: obj.setUpClass(cls) without return types