selected cached question and answers 10% probability.

validators/utils.py

@@ -102,7 +102,7 @@ async def wrapper(*args, **kwargs):
         model = args[3]
         questions_answers = cache_service.get_all_question_to_answers(provider=provider, model=model)
         if not questions_answers or random.random() > 0.1:
-            # create question using openai service
+            # if no cached question and answers, then create question using openai service with probability 90%
             query_syn = await func(*args, **kwargs)
             return query_syn
         # select one of questions_answers from cache database.