code: def close(self):  # gui method
      pass
  
file_path: catboost/contrib/tools/python/src/Lib/idlelib/idle_test/test_grep.py
imports: import unittest
  from test.test_support import captured_stdout, findfile
  from idlelib.idle_test.mock_tk import Var
  from idlelib.GrepDialog import GrepDialog
  import re
label_desc: Use image node_id 1 for calling the Dummy_grep obj's underlying member method code with example usage: obj.close() without return types