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| import os | |
| import traceback | |
| from fastapi import FastAPI, Request | |
| from fastapi.responses import JSONResponse, HTMLResponse | |
| cache_dir = os.environ.get("HF_HOME", os.path.join(os.getcwd(), "hf_cache")) | |
| os.makedirs(cache_dir, exist_ok=True) | |
| os.environ["HF_HOME"] = cache_dir | |
| os.environ["HF_DATASETS_CACHE"] = cache_dir | |
| from quiz_logic import generator | |
| app = FastAPI() | |
| async def home(): | |
| return """ | |
| <html> | |
| <head><title>Smart Quiz API</title></head> | |
| <body style="font-family: Arial; padding: 2em;"> | |
| <h1>🧠 Smart Quiz API</h1> | |
| <p>This is the <strong>FastAPI backend</strong> for the Smart Quiz system. It provides an API endpoint to generate AI-powered multiple-choice quiz questions based on a given topic.</p> | |
| <p> | |
| 👉 To try the full interactive quiz experience, please visit the Gradio UI: | |
| <a href="https://huggingface.co/spaces/NZLouislu/smart-quiz-ui" target="_blank" rel="noopener noreferrer"> | |
| NZLouislu/smart-quiz-ui</a></p> | |
| <p>POST</code> request to <code>/generate_quiz</code> with the following JSON body:</p> | |
| <pre> | |
| { | |
| "topic": "New Zealand", | |
| "n_questions": 3, | |
| "difficulty": "medium" | |
| } | |
| </pre> | |
| </body> | |
| </html> | |
| """ | |
| async def generate_quiz(request: Request): | |
| 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: | |
| tb = traceback.format_exc() | |
| return JSONResponse(status_code=500, content={"error": str(e), "traceback": tb}) | |