code: def test_module_name(self):
      self.assertEqual(
          tomllib.TOMLDecodeError().__module__, tomllib.__name__
      )
  
file_path: cpython/Lib/test/test_tomllib/test_error.py
imports: import unittest
  from .None import tomllib
label_desc: Use image node_id 4 for calling the TestError obj's underlying member method code with example usage: obj.test_module_name() without return types