test_unix_events.py 文件源码

def test_add_signal_handler_coroutine_error(self, m_signal):
        m_signal.NSIG = signal.NSIG

        @asyncio.coroutine
        def simple_coroutine():
            yield from []

        # callback must not be a coroutine function
        coro_func = simple_coroutine
        coro_obj = coro_func()
        self.addCleanup(coro_obj.close)
        for func in (coro_func, coro_obj):
            self.assertRaisesRegex(
                TypeError, 'coroutines cannot be used with add_signal_handler',
                self.loop.add_signal_handler,
                signal.SIGINT, func)