Update model_utils.py

model_utils.py

@@ -1,6 +1,9 @@
+import os
+os.environ["TRANSFORMERS_CACHE"] = "./cache"
+os.environ["HF_HOME"] = "./cache"  # also set HF_HOME to cache in same dir
+
 from transformers import pipeline
 
-# Replace this with your fine-tuned MCQ extractor if needed
 classifier = pipeline("zero-shot-classification", model="facebook/bart-large-mnli")
 
 labels = ["question", "option", "answer", "other"]