Class MyFuture

Lib/test/test_asyncio/test_futures.py:139–143

    def test_isfuture(self):
        class MyFuture:
            _asyncio_future_blocking = None

            def __init__(self):
                self._asyncio_future_blocking = False

        self.assertFalse(asyncio.isfuture(MyFuture))
        self.assertTrue(asyncio.isfuture(MyFuture()))