code: def test_export_vocabulary_model_invalid():
      with pytest.raises(ValueError):
          export_vocabulary("-", "whisper_abc")
  
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 8 for calling a global function with example usage: test_export_vocabulary_model_invalid() without return types