code: def pull_artifact(args: argparse.Namespace):
      """
      Pulls the artifact from the artifact repository
      :param args: The arguments passed in to this script by the user
      :return 0 for success, 1 for unexpected failure, 2 for no artifact found failure
      """
      if not args.variant:
          logger.warning("""variant not set. Using 'cpu' by default.""")
          args.variant = "cpu"
  
      args = probe(args)
  
      logger.info("Pulling artifact with: ")
      logger.info("COMMIT ID   : {}".format(args.git_sha))
      logger.info("OS          : {}".format(args.os))
      logger.info("VARIANT     : {}".format(args.variant))
      logger.info("To directory: {}".format(args.destination))
  
      try:
          if not try_s3_download(
              args.bucket, get_s3_key_prefix(args), args.destination
          ):
              raise RuntimeError(
                  "No artifacts found for this configuration."
              )
          write_libmxnet_meta(args=args, destination=args.destination)
      except botocore.exceptions.BotoCoreError as e:
          logger.error("Error downloading artifact")
          logger.error(e)
          raise e
  
      logger.info("Successfully pulled artifact")
  
imports: import argparse
  import ctypes
  import glob
  import logging
  import os
  import re
  import sys
  from itertools import chain
  from subprocess import CalledProcessError, check_output
  from typing import Dict, List, Optional
  import boto3
  import botocore.exceptions
  import yaml
label_desc: Use image node_id 19 for calling a global function with example usage: pull_artifact(args) without return types