code: def test_msmh001_no_window_variable(dash_dcc):
      app = Dash(__name__)
      app.layout = html.Div(dcc.Markdown(md_text))
      dash_dcc.start_server(app)
  
      dash_dcc.wait_for_element("code")
  
      window_hljs = dash_dcc.driver.execute_script("return window.hljs")
      assert window_hljs is None
  
      assert dash_dcc.get_logs() == []
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_msmh001_no_window_variable(dash_dcc) without return types