Method test_yield_in_nested_try_excepts

Lib/test/test_exceptions.py:1784–1805

(self)

            self.assertIn(b'MemoryError', err)

    def test_yield_in_nested_try_excepts(self):
        #Issue #25612
        class MainError(Exception):
            pass

        class SubError(Exception):
            pass

        def main():
            try:
                raise MainError()
            except MainError:
                try:
                    yield
                except SubError:
                    pass
                raise

        coro = main()
        coro.send(None)
        with self.assertRaises(MainError):
            coro.throw(SubError())

    def test_generator_doesnt_retain_old_exc2(self):
        #Issue 28884#msg282532