$ echo 徳島Sudachi | sudachipy -a
徳島 名詞,固有名詞,地名,一般,*,* 徳島 徳島 トクシマ 0 (OOV)
Sudachi 名詞,普通名詞,一般,*,*,* sudachi sudachi -1 (OOV)
EOS
>>> from sudachipy import tokenizer, dictionary
>>> tokenizer_obj = dictionary.Dictionary().create()
>>> [(m.surface(), m.dictionary_id(), m.is_oov()) for m in tokenizer_obj.tokenize("徳島Sudachi")]
[('徳島', 0, <bound method LatticeNode.is_oov of <sudachipy.latticenode.LatticeNode object at 0x7f18280f4c50>>), ('Sudachi', -1, <bound method LatticeNode.is_oov of <sudachipy.latticenode.LatticeNode object at 0x7f182807e590>>)]
>>>
Everything becomes OOV;