OSC2.py 文件源码

def _transmitMsg(self, msg):
        """Send an OSC message over a streaming socket. Raises exception if it
        should fail. If everything is transmitted properly, True is returned. If
        socket has been closed, False.
        """
        if not isinstance(msg, OSCMessage):
            raise TypeError("'msg' argument is not an OSCMessage or OSCBundle object")

        try:
            binary = msg.getBinary()
            length = len(binary)
            # prepend length of packet before the actual message (big endian)
            len_big_endian = array.array('c', '\0' * 4)
            struct.pack_into(">L", len_big_endian, 0, length)
            len_big_endian = len_big_endian.tostring()
            if self._transmit(len_big_endian) and self._transmit(binary):
                return True
            return False            
        except socket.error, e:
            if e[0] == errno.EPIPE: # broken pipe
                return False
            raise e