Flask-SocketIO

Socket.IO integration for Flask applications.

Installation

You can install this package as usual with pip:

pip install flask-socketio

Example

from flask import Flask, render_template
from flask_socketio import SocketIO, emit
    
app = Flask(__name__)
app.config['SECRET_KEY'] = 'secret!'
socketio = SocketIO(app)

@app.route('/')
def index():
    return render_template('index.html')

@socketio.event
def my_event(message):
    emit('my response', {'data': 'got it!'})

if __name__ == '__main__':
    socketio.run(app)

GitHub

https://github.com/miguelgrinberg/Flask-SocketIO