code: def get(self):
      template = env.get_template("embed.html")
      script = server_document("http://localhost:5006/bkapp")
      self.write(template.render(script=script, template="Tornado"))
  
file_path: bokeh/examples/server/api/tornado_embed.py
imports: from jinja2 import Environment, FileSystemLoader
  from tornado.web import RequestHandler
  from bokeh.embed import server_document
  from bokeh.layouts import column
  from bokeh.models import ColumnDataSource, Slider
  from bokeh.plotting import figure
  from bokeh.sampledata.sea_surface_temperature import sea_surface_temperature
  from bokeh.server.server import Server
  from bokeh.themes import Theme
label_desc: Use image node_id 1 for calling the IndexHandler obj's underlying member method code with example usage: obj.get() without return types