import randomfrom flask import Flask, requestfrom flask_socketio import SocketIO, emitimport datetimefrom flask_cors import CORSimport requestsapp = Flask(__name__)socketio = SocketIO(app, cors_allowed_origins='*')@app.route('/')def index(): return 'Welcome to your Flask-SocketIO server!'@socketio.on('connect')def handle_connect(): // code here// other handlers@socketio.on('disconnect')def handle_disconnect(): // codeif __name__ == '__main__': socketio.run(app, debug=True, port=os.getenv("PORT", default=5000))