def add_Article():
article = Article()
article.article_title = request.form.get('title')
article.article_text = request.form.get('content')
article.user_id = session['user_id']
article.article_keyword = request.form.get('keywords')
article.article_describe = request.form.get('describe')
category = Category.query.filter(Category.category_id == request.form.get('category')).first()
article.cou.append(category)
category.aou.append(article)
article.save()
return redirect(url_for('blog.article'))
