docstr: does nothing, just tests that the construction went okay
docstr_tok: ["does","nothing",",","just","tests","that","the","construction","went","okay"]
code: def test_initial_model(self, wordvec_pretrain_file):
      """
      does nothing, just tests that the construction went okay
      """
      args = ["wordvec_pretrain_file", wordvec_pretrain_file]
      build_trainer(wordvec_pretrain_file)
  
imports: from collections import defaultdict
  import logging
  import pathlib
  import tempfile
  import pytest
  import torch
  from torch import optim
  from stanza import Pipeline
  from stanza.models import constituency_parser
  from stanza.models.common import pretrain
  from stanza.models.common.bert_embedding import load_bert, load_tokenizer
  from stanza.models.common.foundation_cache import FoundationCache
  from stanza.models.common.utils import set_random_seed
  from stanza.models.constituency import lstm_model
  from stanza.models.constituency import trainer
  from stanza.models.constituency import tree_reader
  from stanza.tests import *
label_desc: Use image node_id 4 for calling the TestTrainer obj's underlying member method code with example usage: obj.test_initial_model(wordvec_pretrain_file) without return types