code: def test_tokenize_handles_multiple_contraction(self):
      sentence = "wouldn't've"
      expected_tokens = ["would", "n't", "'ve"]
      tokens = [t.text for t in self.word_tokenizer.tokenize(sentence)]
      assert tokens == expected_tokens
  
file_path: allennlp/tests/data/tokenizers/spacy_tokenizer_test.py
imports: import spacy
  from allennlp.common import Params
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.data.tokenizers import Token, SpacyTokenizer
label_desc: Use image node_id 4 for calling the TestSpacyTokenizer obj's underlying member method code with example usage: obj.test_tokenize_handles_multiple_contraction() without return types