Python中使用websocket案例_python websocketapp

1、安装websocket相关库

pip install websocket
pip install websocket-client

2、代码案例

# coding=utf-8
 
# 安装websocket相关库
# pip install websocket
# pip install websocket-client
 
import json
import websocket
from threading import Thread
import time
 
 
def on_message(ws, message):
    print(message)
 
 
def on_error(ws, error):
    print(error)
 
 
def on_close(ws):
    print("### closed ###")
 
 
def on_open(ws):
    def run(*args):
        for i in range(3):
            # send the message, then wait
            # so thread doesn't exit and socket
            # isn't closed
            data = {
                   "namespace": "middleware-test",
                   "container": "mysql",
                   "clusterId": "default--test"
                   }
            ws.send(json.dumps(data))
            time.sleep(1000)
 
        time.sleep(1)
        ws.close()
        print("Thread terminating...")
 
    Thread(target=run).start()
 
 
if __name__ == "__main__":
    websocket.enableTrace(True)
    url = "ws://localhost:8080/terminal"
    ws = websocket.WebSocketApp(url, on_message=on_message, on_error=on_error, on_close=on_close)
    ws.on_open = on_open
    ws.run_forever()