class_docstr: A class for using a RAG model for question answering
class_docstr_tok: ["A","class","for","using","a","RAG","model","for","question","answering"]
code: def __call__(self, question: str) -> defaultdict:
      return self.query(question)
  
file_path: mindsdb/mindsdb/integrations/handlers/rag_handler/rag.py
imports: import json
  from collections import defaultdict
  from typing import List
  from mindsdb.integrations.handlers.rag_handler.settings import LLMLoader, PersistedVectorStoreLoader, PersistedVectorStoreLoaderConfig, RAGBaseParameters, RAGHandlerParameters, load_embeddings_model
  from mindsdb.utilities import log
label_desc: Use image node_id 2 for calling the RAGQuestionAnswerer obj's underlying member method code with example usage: obj.__call__(question) and returns: self