code: def setUp(self):
      try:
          os.mkdir("tests/saved-models")
      except FileExistsError:
          warnings.warn(
              "tests/saved-models still exists, it is possible that some test is not cleaning up properly."
          )
          pass
      self.save_file = "tests/saved-models/test-save-load.jl"
      self.dataset = pd.read_csv(self.dataset_path)
      train_sample = self.dataset.sample(n=self.n_sample)
      valid_sample = self.dataset.sample(n=self.n_sample)
      self.text_data_train = [
          [x] * 3 for x in train_sample.Text.values.tolist()
      ]
      self.text_data_valid = [
          [x] * 3 for x in valid_sample.Text.values.tolist()
      ]
      self.train_targets = train_sample.Target
  
file_path: finetune/tests/test_general_api.py
imports: import os
  import unittest
  import warnings
  from pathlib import Path
  import tensorflow
  import pandas
  import numpy
  from finetune import MultiFieldClassifier, MultiFieldRegressor, Regressor
  from finetune.config import get_config
  from finetune.datasets import generic_download
label_desc: Use image node_id 3 for calling the TestModel obj's underlying member method code with example usage: obj.setUp() without return types