Python async_object_session Examples

Example #1

File: test_session_py3k.py Project: mahak/sqlalchemy

    async def test_async_object_session_del(self, async_engine):
        User = self.classes.User

        s1 = AsyncSession(async_engine)

        u1 = await s1.get(User, 7)

        is_(async_object_session(u1), s1)

        await s1.rollback()
        del s1
        is_(async_object_session(u1), None)

Example #2

File: test_session_py3k.py Project: mahak/sqlalchemy

    async def test_async_object_session_custom(self, async_engine):
        User = self.classes.User

        class MyCustomAsync(AsyncSession):
            pass

        s1 = MyCustomAsync(async_engine)

        u1 = await s1.get(User, 7)

        assert isinstance(async_object_session(u1), MyCustomAsync)

Example #3

File: test_session_py3k.py Project: mahak/sqlalchemy

    async def test_async_object_session(self, async_engine):
        User = self.classes.User

        s1 = AsyncSession(async_engine)

        s2 = AsyncSession(async_engine)

        u1 = await s1.get(User, 7)

        u2 = User(name="n1")

        s2.add(u2)

        u3 = User(name="n2")

        is_(async_object_session(u1), s1)
        is_(async_object_session(u2), s2)

        is_(async_object_session(u3), None)

        await s2.close()
        is_(async_object_session(u2), None)