code: def bkapp_page():
      # pull a new session from running Bokeh server
      with pull_session(url=app_url) as session:
          # update or customize that session
          session.document.roots[
              0
          ].title.text = "Special Plot Title For A Specific User!"
  
          # generate a script to load the customized session
          script = server_session(session_id=session.id, url=app_url)
  
          # use the script in the rendered page
          return render_template(
              "embed.html", script=script, template="Flask"
          )
  
imports: from flask import Flask, render_template
  from bokeh.client import pull_session
  from bokeh.embed import server_session
label_desc: Use image node_id 1 for calling a global function with example usage: bkapp_page() and returns: render_template