code: def _is_local_mode(instance_type):
      return instance_type == "local"
  
imports: from __future__ import absolute_import
  import numpy
  import os
  import pytest
  from sagemaker.pytorch.estimator import PyTorch
  from sagemaker.pytorch.model import PyTorchModel
  from sagemaker.pytorch.processing import PyTorchProcessor
  from sagemaker.serverless import ServerlessInferenceConfig
  from sagemaker.utils import unique_name_from_base
  from tests.integ import test_region, DATA_DIR, TRAINING_DEFAULT_TIMEOUT_MINUTES, EI_SUPPORTED_REGIONS
  from tests.integ.timeout import timeout, timeout_and_delete_endpoint_by_name
label_desc: Use image node_id 13 for calling a global function with example usage: _is_local_mode(instance_type) and returns: unknown