code: def test_export_vocabulary_en(tmp_path):
      tknlist_path = tmp_path / "tmp_token_list/whisper_token_list.txt"
      tknlist_path.parent.mkdir()
      tknlist_path.touch()
  
      export_vocabulary(str(tknlist_path), "whisper_en", "en")
  
      with open(tknlist_path) as f:
          lines = f.readlines()
  
      assert len(lines) == VOCAB_SIZE_EN
  
file_path: espnet/test/espnet2/bin/test_whisper_export_vocabulary.py
imports: from argparse import ArgumentParser
  import pytest
  from espnet2.bin.whisper_export_vocabulary import export_vocabulary, get_parser, main
label_desc: Use image node_id 5 for calling a global function with example usage: test_export_vocabulary_en(tmp_path) without return types