code: def test_normal(self, lower_case_nfd_strip_accents):
      txt = [
          " TExt to loWERcase! ",
          "Punctuation and digits: -*/+$#%@%$123456789#^$*%&",
          "Non-latin UTF8 chars: ΘͽʦȺЩ",
          "Accented chars: ĎÔPQRŔSŠoóôpqrŕsštťuúvwxyý",
          "Non-UTF8-letters: e.g. ◆, ♥, and the emoji symbol ( ͡° ͜ʖ ͡°)",
          "Folded: ßς",
          "",
          "Unicode with combining marks: \u1e9b\u0323",
          "Control chars: Te\u0010xt",
      ]
      expected = _OriginalNormalize(txt, lower_case_nfd_strip_accents)
  
      # Test with building the model buffer on-the-fly.
      text_normalizer_lower_case_nfd_strip_accents = (
          fast_bert_normalizer.FastBertNormalizer(
              lower_case_nfd_strip_accents=lower_case_nfd_strip_accents
          )
      )
      self.assertAllEqual(
          expected,
          text_normalizer_lower_case_nfd_strip_accents.normalize(txt),
      )
  
      # Test with loading the model buffer.
      model_buffer = pywrap_fast_bert_normalizer_model_builder.build_fast_bert_normalizer_model(
          lower_case_nfd_strip_accents
      )
      text_normalizer_lower_case_nfd_strip_accents = (
          fast_bert_normalizer.FastBertNormalizer(
              model_buffer=model_buffer
          )
      )
      self.assertAllEqual(
          expected,
          text_normalizer_lower_case_nfd_strip_accents.normalize(txt),
      )
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow
  import tensorflow_text
  from tensorflow.lite.python import interpreter
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import string_ops
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.platform import test
  from tensorflow_text.core.pybinds import pywrap_fast_bert_normalizer_model_builder
  from tensorflow_text.python.ops import fast_bert_normalizer
  from tensorflow_text.python.ops import normalize_ops
label_desc: Use image node_id 1 for calling the FastBertNormalizeTest obj's underlying member method code with example usage: obj.test_normal(lower_case_nfd_strip_accents) without return types