Update app.py

app.py

@@ -31,16 +31,15 @@ async def home():
 
 @app.post("/generate_quiz")
 async def generate_quiz(request: Request):
-    data = await request.json()
-    topic = data.get("topic", "").strip()
-    n_questions = int(data.get("n_questions", 3))
-    difficulty = data.get("difficulty", "medium")
-
-    if not topic:
-        return JSONResponse(status_code=400, content={"error": "Topic is required."})
-
     try:
+        data = await request.json()
+        topic = (data.get("topic") or "").strip()
+        n_questions = int(data.get("n_questions", 3))
+        difficulty = data.get("difficulty", "medium")
+        if not topic:
+            return JSONResponse(status_code=400, content={"error": "Topic is required."})
         questions = generator.generate_questions(topic, n_questions, difficulty)
         return {"questions": [{"question": q["question"], "options": q["options"], "answer": q["answer"]} for q in questions]}
     except Exception as e:
-        return JSONResponse(status_code=500, content={"error": str(e)})
+        tb = traceback.format_exc()
+        return JSONResponse(status_code=500, content={"error": str(e), "traceback": tb})