connection.py 文件源码

def connect(self, host, port):
        self.__socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        self.__socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 2 ** 13)
        self.__socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, 2 ** 13)
        self.__socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
        self.__socket.setblocking(0)
        self.__readBuffer = ''
        self.__writeBuffer = ''
        self.__lastReadTime = time.time()

        try:
            self.__socket.connect((host, port))
        except socket.error as e:
            if e.errno != socket.errno.EINPROGRESS:
                return False
        self.__fileno = self.__socket.fileno()
        self.__disconnected = False
        return True