code: def test_get_line_col(self):
      self.assertEqual(se.get_line_col("1.0"), (1, 0))
      self.assertEqual(se.get_line_col("1.11"), (1, 11))
  
      self.assertRaises(ValueError, se.get_line_col, ("1.0 lineend"))
      self.assertRaises(ValueError, se.get_line_col, ("end"))
  
imports: import re
  import unittest
  from Tkinter import BooleanVar, StringVar, TclError
  import tkMessageBox
  from idlelib import SearchEngine
  from idlelib.idle_test.mock_tk import Var, Mbox
  from idlelib.idle_test.mock_tk import Text
label_desc: Use image node_id 1 for calling the GetLineColTest obj's underlying member method code with example usage: obj.test_get_line_col() without return types