Update app.py

500 charcter into one question gerate

app.py

@@ -68,7 +68,7 @@ def generate_qa(token):
             if not questions:
                 continue
 
-            for question in questions[:2]:
+            for question in questions[:1]:
                 prompt = f"Context: {chunk}\n\nQuestion: {question}\n\nAnswer:"
                 try:
                     result = qa_model(prompt, max_length=256, do_sample=False)