code: def handle_data(self, data):
      self.content += data
      pass
  
imports: import json
  import os
  import uuid
  from html.parser import HTMLParser
  from rai_core_flask import FlaskHelper
  from raiutils.data_processing import serialize_json_safe
  from raiwidgets.interfaces import WidgetRequestResponseConstants
label_desc: Use image node_id 4 for calling the InLineScript obj's underlying member method code with example usage: obj.handle_data(data) without return types