from flask import Flask, render_template
from flask_socketio import SocketIO

app = Flask(__name__)
socketio = SocketIO(app)

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


@socketio.on('my event')
def handle_my_custom_event(json):
    print('received json: ' + str(json))


if __name__ == '__main__':
    socketio.run(host="0.0.0.0", port=8001, app=app)