code: def wordvec_pretrain_file(self):
      return f"{TEST_WORKING_DIR}/in/tiny_emb.pt"
  
imports: import os
  import pytest
  import torch
  from stanza.models import tagger
  from stanza.models.common import pretrain
  from stanza.models.pos.trainer import Trainer
  from stanza.tests import TEST_WORKING_DIR, TEST_MODELS_DIR
  from stanza.utils.training.common import choose_pos_charlm, build_charlm_args
label_desc: Use image node_id 1 for calling the TestTagger obj's underlying member method code with example usage: obj.wordvec_pretrain_file() and returns: TEST_WORKING_DIR, str