def has_reply_waiting(self):
        sock_fd = self.io.socket.fileno()
        if sock_fd < 0:
            return False
        try:
            wait_read(sock_fd, 0.01, Timeout())
        except Timeout:
            return False
        else:
            return True
Add ``value`` to set ``key``
dataset/ETHPy150Open slimta/python-slimta/slimta/smtp/client.py/Client.has_reply_waiting--crossover with--dataset/ETHPy150Open gmr/mredis/mredis/client.py/MRedis.sadd