code: def test_trame_server_launch():
      pv.set_jupyter_backend("trame")
      name = pv.global_theme.trame.jupyter_server_name
      elegantly_launch(name)
      server = get_server(name=name)
      assert server.running
  
imports: import os
  from IPython.display import IFrame
  import numpy
  import pytest
  import pyvista
  from pyvista import examples
label_desc: Use image node_id 2 for calling a global function with example usage: test_trame_server_launch() without return types