Method client

Lib/test/test_asyncio/test_server.py:82–88

(sock, addr)

        started = threading.Event()

        def client(sock, addr):
            sock.settimeout(2)
            started.wait(5)
            sock.connect(addr)
            sock.send(HELLO_MSG)
            sock.recv_all(1)
            sock.close()

        async def serve(reader, writer):
            await reader.readline()