Method cleanup

Lib/test/test_unittest/test_async_case.py:447–455

(self, fut)

                events.append('asyncTearDown')

            async def cleanup(self, fut):
                try:
                    # Raises an exception if in different loop
                    await asyncio.wait([fut])
                    events.append('cleanup')
                except:
                    import traceback
                    traceback.print_exc()
                    raise

        events = []
        test = Test("test_func")