code: def mecab_tokenizer() -> mecab.Tokenizer:
      if not check_mecab():
          pytest.skip("mecab is required")
      return mecab.Tokenizer()
  
file_path: camphr/packages/camphr/tests/conftest.py
imports: import os
  from pathlib import Path
  import pytest
  import camphr.tokenizer.mecab
  from .utils import FIXTURE_DIR, TRF_TESTMODEL_PATH, check_juman, check_lang, check_mecab
label_desc: Use image node_id 4 for calling a global function with example usage: mecab_tokenizer() and returns: mecab