code: def test_OverlayText(self):
      text_indices = [5, 3, 1, 2, 1000, 221]
      self.evaluate_class(
          imaugs.OverlayText(text=text_indices), fname="overlay_text"
      )
  
imports: import json
  import random
  import unittest
  from augly import image
  from augly.tests.image_tests.base_unit_test import BaseImageUnitTest
  from augly.utils import EMOJI_PATH, IMAGE_METADATA_PATH, IMG_MASK_PATH
  from PIL import Image
label_desc: Use image node_id 24 for calling the TransformsImageUnitTest obj's underlying member method code with example usage: obj.test_OverlayText() without return types