finally_in_asynciterator_does_not_work_in_Python3.7

# finally: behavior changed from Python 3.6 to Python 3.7

async def foo():
    try:
        async for item in Bar():
            raise Exception('foo')
    except Exception:
        pass



class Bar:

    async def __aiter__(self):
        for i in range(10):
            try:
                yield i
            finally:
                print('FOO')


if __name__ == '__main__':
    import asyncio
    loop = asyncio.get_event_loop()