code: def mxnet_model(sagemaker_session):
      return MXNetModel(
          MXNET_MODEL_DATA,
          entry_point=ENTRY_POINT,
          framework_version=MXNET_FRAMEWORK_VERSION,
          py_version=MXNET_PY_VERSION,
          role=MXNET_ROLE,
          sagemaker_session=sagemaker_session,
          name=MXNET_MODEL_NAME,
          enable_network_isolation=True,
      )
  
imports: from __future__ import absolute_import
  import os
  import pytest
  from mock import MagicMock, Mock, call, patch
  from sagemaker.multidatamodel import MULTI_MODEL_CONTAINER_MODE
  from sagemaker.multidatamodel import MultiDataModel
  from sagemaker.mxnet import MXNetModel, MXNetPredictor
label_desc: Use image node_id 3 for calling a global function with example usage: mxnet_model(sagemaker_session) and returns: MXNetModel