from application.retriever.classic_rag import ClassicRAG class RetrieverCreator: retievers = { 'classic': ClassicRAG, } @classmethod def create_retriever(cls, type, *args, **kwargs): retiever_class = cls.retievers.get(type.lower()) if not retiever_class: raise ValueError(f"No retievers class found for type {type}") return retiever_class(*args, **kwargs)