Method emit

Lib/test/test_logging.py:761–763

(self, record)

                    stream=open('/dev/null', 'wt', encoding='utf-8'))

            def emit(self, record):
                with self.sub_handler.lock:
                    self.sub_handler.emit(record)

        self.assertEqual(len(logging._handlers), 0)
        refed_h = _OurHandler()