websockets socketio flask
<script src="//cdnjs.cloudflare.com/ajax/libs/socket.io/2.2.0/socket.io.js" integrity="sha256-yr4fRk/GU1ehYJPAs8P4JlTgu0Hdsp4ZKrx8bDEDC3I=" crossorigin="anonymous"></script> <script type="text/javascript" charset="utf-8"> var socket = io(); socket.on('connect', function() { socket.emit('my event', {data: 'I\'m connected!'}); }); </script>
