code: def setUp(self):
      super(GenerateFinalVocabularyTest, self).setUp()
      self.reserved_tokens = ["<unk>", "<s>", "</s>"]
      self.char_tokens = ["c", "a", "b"]
      self.curr_tokens = {"my": 2, "na": 5, "##me": 1, "is": 2}
      self.vocab_array = [
          "<unk>",
          "<s>",
          "</s>",
          "a",
          "b",
          "c",
          "na",
          "is",
          "my",
          "##me",
      ]
  
imports: import collections
  import logging
  from absl.testing import absltest
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.ops.ragged import ragged_string_ops
  from tensorflow_text.tools.wordpiece_vocab import wordpiece_tokenizer_learner_lib
label_desc: Use image node_id 1 for calling the GenerateFinalVocabularyTest obj's underlying member method code with example usage: obj.setUp() without return types