code: def test_wordpiece_tokenizer(self):
      text = "Marcó Lopᚠz"
      expected = [
          Token("m", 0, 1),
          Token("##ar", 1, 3),
          Token("##c", 3, 4),
          Token(value="##o", start=4, end=5),
          Token(value="[UNK]", start=6, end=11),
      ]
      tokenizer = WordPieceTokenizer.from_config(
          WordPieceTokenizer.Config(
              wordpiece_vocab_path="pytext/data/test/data/wordpiece_1k.txt"
          )
      )
      tokens = tokenizer.tokenize(text)
      print(tokens)
      self.assertEqual(tokens, expected)
  
imports: import unittest
  from pytext.data.tokenizers import GPT2BPETokenizer, SentencePieceTokenizer, SPEandWordTokenizer, Tokenizer, WordPieceTokenizer
  from pytext.data.tokenizers.tokenizer import Token
label_desc: Use image node_id 1 for calling the WordpieceTokenizerTest obj's underlying member method code with example usage: obj.test_wordpiece_tokenizer() without return types