code: def test_finnish():
      s = FinnishStemmer()
      assert s.stem("valitse") == "valits"
      assert s.stem("koko") == "koko"
      assert s.stem("erikoismerkit") == "erikoismerk"
  
file_path: whoosh/tests/test_stem.py
imports: from whoosh.lang.snowball.english import EnglishStemmer
  from whoosh.lang.snowball.french import FrenchStemmer
  from whoosh.lang.snowball.finnish import FinnishStemmer
  from whoosh.lang.snowball.spanish import SpanishStemmer
label_desc: Use image node_id 3 for calling a global function with example usage: test_finnish() without return types