code: def test_https_startup():
      try:
          h2o.init(
              ip="127.0.0.1", port="12345", https=True
          )  # Port 12345 is used, as 54321 is expected to be occupied
          assert (
              False
          ), "Expected to fail starting local H2O server with https=true"
      except H2OConnectionError as err:
          print(err)  # HTTPS is not allowed during localhost startup
          assert (
              "Starting local server is not available with https enabled. You may start local instance of H2O with https manually (https://docs.h2o.ai/h2o/latest-stable/h2o-docs/welcome.html#new-user-quick-start)."
              == str(err)
          )
  
imports: import sys
  import h2o
  from tests import pyunit_utils
  from h2o.exceptions import H2OConnectionError
label_desc: Use image node_id 1 for calling a global function with example usage: test_https_startup() without return types