An example is at https://www.tornadoweb.org/en/stable/websocket.html#tornado.websocket.WebSocketHandler.check_origin https://www.tornadoweb.org/en/stable/websoc

An example is at https://www.tornadoweb.org/en/stable/websocket.html#tornado.websocket.WebSocketHandler.check_origin https://www.tornadoweb.org/en/stable/websocket.html#tornado....