utilsutils.vocabularyOn this pageclassy.utils.vocabularyClassesVocabularyclass Vocabulary()##get_elemdef get_elem( self, k: str, idx: int,) ‑> str##get_idxdef get_idx( self, k: str, elem: str,) ‑> int##get_sizedef get_size( self, k: str,) ‑> int##savedef save( self, path: str,) ‑> None##from_folder@classmethoddef from_folder( path: str,)##from_samples@classmethoddef from_samples( samples: Iterable[Dict[str, str]], add_pad_unk: bool = True,)##