code: def running_on_ci() -> bool:
      """Return True if running on CI machine."""
      return os.environ.get("ARVIZ_CI_MACHINE") is not None
  
imports: import gzip
  import importlib
  import logging
  import os
  import sys
  from typing import Any, Dict, List, Optional, Tuple, Union
  import cloudpickle
  import numpy
  import pytest
  from _pytest.outcomes import Skipped
  from packaging.version import Version
  from ..data import InferenceData, from_dict
label_desc: Use image node_id 26 for calling a global function with example usage: running_on_ci() and returns: unknown