code: def test_tokenizer_no_lower(self):
      tokenizer = XLNetTokenizer(SAMPLE_VOCAB, do_lower_case=False)
      tokens = tokenizer.tokenize(
          "I was born in 92000, and this is falsé."
      )
      self.assertListEqual(
          tokens,
          [
              SPIECE_UNDERLINE + "I",
              SPIECE_UNDERLINE + "was",
              SPIECE_UNDERLINE + "b",
              "or",
              "n",
              SPIECE_UNDERLINE + "in",
              SPIECE_UNDERLINE + "",
              "9",
              "2",
              "0",
              "0",
              "0",
              ",",
              SPIECE_UNDERLINE + "and",
              SPIECE_UNDERLINE + "this",
              SPIECE_UNDERLINE + "is",
              SPIECE_UNDERLINE + "f",
              "al",
              "se",
              ".",
          ],
      )
  
file_path: transformers/tests/models/xlnet/test_tokenization_xlnet.py
imports: import unittest
  from transformers import SPIECE_UNDERLINE, XLNetTokenizer, XLNetTokenizerFast
  from transformers.testing_utils import get_tests_dir, require_sentencepiece, require_tokenizers, slow
  from ...test_tokenization_common import TokenizerTesterMixin
label_desc: Use image node_id 7 for calling the XLNetTokenizationTest obj's underlying member method code with example usage: obj.test_tokenizer_no_lower() without return types