def add_group(): data = request.form.to_dict() group = Group(data.get('group_name')) group.comments = data.get('comments') parent_id = data.get('parent_id') if parent_id == None: group.parent_id = '' group.level = 1 else: group.parent_id = parent_id parent_group = Group.query.filter(Group.id == parent_id).first() group.level = parent_group + 1 db.session.add(group) db.session.commit() return jsonify({'msg': 'ok !'})