code: def test_pretty(self, value: str):
      prettied = dump_task.pretty(value)
      self.assertGreaterEqual(
          prettied.find("\u001b[1m"), 0
      )  # Bold applied
      self.assertGreaterEqual(prettied.find("\u001b[0m"), 0)
  
file_path: text-to-text-transfer-transformer/t5/scripts/dump_task_test.py
imports: from unittest import mock
  from absl.testing import flagsaver
  from absl.testing import parameterized
  import gin
  import seqio
  from t5.scripts import dump_task
  import tensorflow
label_desc: Use image node_id 3 for calling the DumpTaskTest obj's underlying member method code with example usage: obj.test_pretty(value) without return types