code: def test_constants_in_vocab(data, size, min_count, constants):
      vocab = build_vocab(data, size, min_count)
      for const in constants:
          assert const in vocab
  
file_path: sockeye/test/unit/test_vocab.py
imports: import pytest
  from unittest import mock
  from collections import Counter
  import sockeye.constants
  from sockeye.vocab import build_vocab, get_ordered_tokens_from_vocab, is_valid_vocab, _get_sorted_source_vocab_fnames, count_tokens
label_desc: Use image node_id 4 for calling a global function with example usage: test_constants_in_vocab(data, size, min_count, constants) without return types