code: def training_set():
      return datasets.one_p_mnist()
  
file_path: sagemaker-python-sdk/tests/integ/test_pca.py
imports: from __future__ import absolute_import
  import time
  import pytest
  import sagemaker.amazon.pca
  from sagemaker.serverless import ServerlessInferenceConfig
  from sagemaker.utils import unique_name_from_base
  from tests.integ import datasets, TRAINING_DEFAULT_TIMEOUT_MINUTES
  from tests.integ.timeout import timeout, timeout_and_delete_endpoint_by_name
label_desc: Use image node_id 1 for calling a global function with example usage: training_set() and returns: datasets