unix.py 文件源码

def write(self, data):
        """
        Write a datagram.
        """
        try:
            return self.socket.send(data)
        except socket.error as se:
            no = se.args[0]
            if no == EINTR:
                return self.write(data)
            elif no == EMSGSIZE:
                raise error.MessageLengthError("message too long")
            elif no == ECONNREFUSED:
                self.protocol.connectionRefused()
            elif no == EAGAIN:
                # oh, well, drop the data. The only difference from UDP
                # is that UDP won't ever notice.
                # TODO: add TCP-like buffering
                pass
            else:
                raise