code: def test_without_filter(self):
      self.text.insert("insert", "hello")
      self.assertEqual(self.text.get("1.0", "end"), "hello\n")
  
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 11 for calling the PercolatorTest obj's underlying member method code with example usage: obj.test_without_filter() without return types