code: def artifact_file_path(tempdir):
      file_contents = "test artifact file"
      file_path = os.path.join(tempdir, "artifact_file.txt")
      with open(file_path, "w") as foo_file:
          foo_file.write(file_contents)
      return file_path
  
imports: from __future__ import absolute_import
  import datetime
  import json
  import os
  import time
  import pytest
  from tests.conftest import CUSTOM_S3_OBJECT_KEY_PREFIX
  from tests.integ.sagemaker.experiments.conftest import TAGS
  from sagemaker.experiments._api_types import _TrialComponentStatusType
  from sagemaker.experiments._utils import is_run_trial_component
  from sagemaker.processing import FrameworkProcessor
  from sagemaker.pytorch import PyTorch
  from sagemaker.s3 import S3Uploader
  from sagemaker.xgboost import XGBoostModel
  from tests.integ import DATA_DIR
  from sagemaker.experiments._metrics import BATCH_SIZE
  from sagemaker.experiments.trial_component import _TrialComponent
  from sagemaker.sklearn import SKLearn
  from sagemaker.utils import retry_with_backoff, unique_name_from_base
  from tests.integ.sagemaker.experiments.helpers import name, cleanup_exp_resources
  from sagemaker.experiments.run import RUN_NAME_BASE, DELIMITER
  from sagemaker.experiments import Run, load_run, list_runs
  from sagemaker.experiments._helper import _DEFAULT_ARTIFACT_PREFIX
label_desc: Use image node_id 1 for calling a global function with example usage: artifact_file_path(tempdir) and returns: file_path