code: def pretrain_file():
      return f"{TEST_WORKING_DIR}/in/tiny_emb.pt"
  
imports: import json
  import logging
  import os
  import warnings
  import pytest
  import torch
  from stanza.models import ner_tagger
  from stanza.models.ner.trainer import Trainer
  from stanza.tests import TEST_WORKING_DIR
  from stanza.utils.datasets.ner.prepare_ner_file import process_dataset
label_desc: Use image node_id 1 for calling a global function with example usage: pretrain_file() and returns: TEST_WORKING_DIR, str