code: def get_artifact(tag):
      try:
          mapping_path = os.environ.get(STUDIOML_ARTIFACT_MAPPING)
          if mapping_path:
              with open(mapping_path, "r") as f_in:
                  a_mapping = json.load(f_in)
              return a_mapping[tag]
          return os.path.join(os.getcwd(), "..", tag)
      except BaseException:
          util.check_for_kb_interrupt()
          return None
  
file_path: studio/studio/artifacts/artifacts_tracker.py
imports: import os
  import uuid
  import json
  import re
  import shutil
  from studio.util import util
label_desc: Use image node_id 5 for calling a global function with example usage: get_artifact(tag) and returns: os, a_mapping, None