Class RaisingThread

Lib/test/test_importlib/test_lazy.py:157–163

            self.assertEqual(loader.load_count, 0)

            class RaisingThread(threading.Thread):
                exc = None
                def run(self):
                    try:
                        super().run()
                    except Exception as exc:
                        self.exc = exc

            def access_module():
                return module.attr