docstr: Ensure fit predict works with regression targets and multiple inputs.
  Ensure saving + loading does not cause errors                                                                                                                               
  Ensure saving + loading does not change predictions                                                                                                                         
docstr_tok: ["Ensure","fit","predict","works","with","regression","targets","and","multiple","inputs",".","Ensure","saving","+","loading","does","not","cause","errors","Ensure","saving","+","loading","does","not","change","predictions"]
code: def test_multifield_regression(self):
      """
      Ensure fit predict works with regression targets and multiple inputs.
      Ensure saving + loading does not cause errors
      Ensure saving + loading does not change predictions
      """
      self.model = MultiFieldRegressor()
      self.model.fit(
          self.text_data_train,
          [np.random.random() for _ in self.train_targets],
      )
      predictions = self.model.predict(self.text_data_valid)
      self.model.save(self.save_file)
      model = MultiFieldRegressor.load(self.save_file)
      new_predictions = model.predict(self.text_data_valid)
      for new_pred, old_pred in zip(new_predictions, predictions):
          self.assertAlmostEqual(new_pred, old_pred, places=2)
  
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 7 for calling the TestModel obj's underlying member method code with example usage: obj.test_multifield_regression() without return types