Method test6

Lib/test/test_asyncgen.py:939–952

(anext)

                    g.throw(MyError())

        def test6(anext):
            @types.coroutine
            def _async_yield(v):
                yield v * 10
                return (yield (v * 10 + 1))

            async def agenfn():
                await _async_yield(1)
                yield 'aaa'

            agen = agenfn()
            with contextlib.closing(anext(agen, "default").__await__()) as g:
                with self.assertRaises(MyError):
                    g.throw(MyError())

        def run_test(test):
            with self.subTest('pure-Python anext()'):