def article_update(id):
article = Article.query.get(id)
form = ArticleForm(request.form, obj=article)
if request.method == 'POST':
if form.validate_on_submit():
form.populate_obj(article)
db.session.commit()
flash(u'게시글을 수정하였습니다.', 'success')
return redirect(url_for('article_list'))
return render_template('article/update.html', form=form, active_tab='article_update')
