senti_client.py 文件源码

def run_server(self, language):
        if language!=self.language and self.sentistrength:
            logger.warning("wrong language running, trying to switch")
            os.killpg(self.sentistrength.pid,15)
            time.sleep(1)
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        try:
            sock.connect(('0.0.0.0',self.port))
        except ConnectionRefusedError:
            try:
                logger.info("server not found, trying to launch server")
                self.sentistrength = subprocess.Popen(["java -jar SentiStrengthCom.jar sentidata ./%s/ listen 8181 trinary" %language], shell=True, preexec_fn=os.setsid)
                time.sleep(1)
                sock.connect(('0.0.0.0',self.port))
                self.language = language
            except:
                raise Exception("unable to start server, is there a process already running? ")
        return sock