code: def assert_onnx_ml_tools_installed():
      assert (
          onnx_ml_tools_installed()
      ), "ONNXMLTOOLS not installed. Please check https://github.com/onnx/onnxmltools for instructions."
  
imports: from packaging.version import Version, parse
  from types import ModuleType
  import numpy
  import torch
  import os
  import warnings
  import shutil
  from hummingbird.ml.exceptions import ConstantError
label_desc: Use image node_id 4 for calling a global function with example usage: assert_onnx_ml_tools_installed() without return types