Method wrapper

Lib/test/test_asyncio/test_ssl.py:1275–1281

(sock)

        def run(meth):
            def wrapper(sock):
                try:
                    meth(sock)
                except Exception as ex:
                    self.loop.call_soon_threadsafe(future.set_exception, ex)
                else:
                    self.loop.call_soon_threadsafe(future.set_result, None)
            return wrapper

        async def client(addr):