code: def test_score(self):
      model = anago.Sequence()
      model.fit(self.x_train, self.y_train)
      score = model.score(self.x_test, self.y_test)
      self.assertIsInstance(score, float)
  
file_path: anago/tests/test_wrapper.py
imports: import os
  import unittest
  from pprint import pprint
  import numpy
  from keras.callbacks import ModelCheckpoint
  import anago
  from anago.utils import load_data_and_labels, load_glove
label_desc: Use image node_id 4 for calling the TestWrapper obj's underlying member method code with example usage: obj.test_score() without return types