Method call_soon

Lib/test/test_asyncio/test_tasks.py:2476–2477

(callback, *args, **kwargs)

    @mock.patch('asyncio.base_events.logger')
    def test_error_in_call_soon(self, m_log):
        def call_soon(callback, *args, **kwargs):
            raise ValueError
        self.loop.call_soon = call_soon

        async def coro():