code: def get_default_assets_zip_provider():
      """Try to get a function to provide frontend assets.
  
      Returns:
        Either (a) a callable that takes no arguments and returns an open
        file handle to a Zip archive of frontend assets, or (b) `None`, if
        the frontend assets cannot be found.
      """
      path = os.path.join(os.path.dirname(__file__), "webfiles.zip")
      if not os.path.exists(path):
          logger.warning(
              "webfiles.zip static assets not found: %s", path
          )
          return None
      return lambda: open(path, "rb")
  
label_desc: Use image node_id 1 for calling a global function with example usage: get_default_assets_zip_provider() and returns: function, None