code: def trace_request():
      err = None
      try:
          h2o.api("TRACE /3/Cloud")
      except H2OServerError as e:
          err = e
  
      msg = str(err.args[0])
  
      assert err is not None
      print("<Error message>")
      print(msg)
      print("</Error Message>")
  
      # exact message depends on Jetty Version and security settings
      assert msg.startswith("HTTP 500") or msg.startswith(
          "HTTP 405 Method Not Allowed"
      )
  
imports: import sys
  import os
  from tests import pyunit_utils
  import h2o
  from h2o.exceptions import H2OServerError
label_desc: Use image node_id 1 for calling a global function with example usage: trace_request() without return types