Class Iterable

Lib/test/test_coroutines.py:1669–1680

                I += 100000

        class Iterable:
            def __init__(self):
                self.i = 0

            def __aiter__(self):
                return self

            async def __anext__(self):
                if self.i > 10:
                    raise StopAsyncIteration
                self.i += 1
                return self.i

        ##############