code: def setUp(self) -> None:
      tf.random.set_seed(42)
      np.random.seed(42)
  
file_path: headliner/tests/test_trainer.py
imports: import tensorflow
  import logging
  import os
  import unittest
  import numpy
  from tensorflow.python.keras.callbacks import Callback
  from headliner.model import AttentionSummarizer
  from headliner.preprocessing.preprocessor import Preprocessor
  from headliner.trainer import Trainer
label_desc: Use image node_id 1 for calling the TestTrainer obj's underlying member method code with example usage: obj.setUp() without return types