Python之python-socketio

server.py

import eventlet
import asyncio

eventlet.monkey_patch()

import socketio
import eventlet.wsgi

sio = socketio.Server(async_mode='eventlet', cors_allowed_origins='*')  # 指明在evenlet模式下


@sio.event
def connect(sid, environ):
    print(f"connect, sid={sid}, environ={environ}")

@sio.event
def disconnect(sid):
    print('disconnect ', sid)

@sio.on('hello')
def hello(sid, data):
    print('server receive:', data)
    print("-----")
    print(data.get("data"))
    sio.emit('world', {'data': 'world'})

app = socketio.Middleware(sio)
eventlet.wsgi.server(eventlet.listen(('127.0.0.1', 9001)), app)

client.py

import socketio

sio = socketio.Client()

@sio.on('connect')
def on_connect():
    print("client connect")

@sio.on('world')
def world(data):
    print('client receive:', data)

sio.connect('http://127.0.0.1:9001')
sio.emit("hello", {"data": "hello"})
print('client send hello success')

python-socketio文档

https://github.com/miguelgrinberg/python-socketio

https://socket.io/docs/v4/