Update app.py

app.py

@@ -22,8 +22,8 @@ def create_room():
         if room == roomId:
             success = False
     if success:      
-        rooms.update = {roomId: {}}  # Create an empty room with an empty message list
-        return flask.jsonify({'roomId': roomId, "success": True})
+        rooms.update({roomId: {}})  # Create an empty room with an empty message list
+        return flask.jsonify({"success": True})
     else:
         return flask.jsonify({"success": False})