code: def test_oledll(self):
      oleaut32 = ctypes.oledll.oleaut32
      self.assertRaises(OSError, oleaut32.CreateTypeLib2, 0, None, None)
  
file_path: cpython/Lib/test/test_ctypes/test_checkretval.py
imports: import _ctypes_test
  import ctypes
  import unittest
  from ctypes import CDLL, c_int
label_desc: Use image node_id 2 for calling the Test obj's underlying member method code with example usage: obj.test_oledll() without return types