Python中WebSocket库

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Python中WebSocket库

tornado

安装

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pip install tornado

使用

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import uuid

import tornado.httpserver
import tornado.ioloop
import tornado.web
import tornado.websocket

# 所有的客户端
clients = []


class WebSocketHandler(tornado.websocket.WebSocketHandler):
    def open(self):
        self.clientid = str(uuid.uuid4())
        print("WebSocket opened:"+self.clientid)
        clients.append(self)

    def on_message(self, message):
        if type(message) == str:
            print("Message received: {}".format(message))
            self.write_message("You said: " + message)
        elif type(message) == bytes:
            print("字节类型数据，长度为:", len(message))

    def on_close(self):
        print("WebSocket closed:"+self.clientid)
        clients.remove(self)

    def check_origin(self, origin):
        return True


app = tornado.web.Application([(r"/ws", WebSocketHandler)])

server = tornado.httpserver.HTTPServer(app)


def start_ws_server():
    server.listen(8081)
    tornado.ioloop.IOLoop.instance().start()

启动

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start_ws_server()

多线程启动

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from threading import Thread
from utils.z_ws_server import start_ws_server

def run_ws_server():
    start_ws_server()
    
t = Thread(target=run_ws_server, args=())
t.start()