import time from hole import app from models import Post, db with app.app_context(): for p in Post.query.filter( Post.hot_score > 10 ).all(): if time.time() - p.timestamp > 60 * 60 * 24 * 3: p.hot_score = 10 else: p.hot_score = int(p.hot_score * 0.9) db.session.commit()