flask开中发遇到AttributeError: 'BaseQuery' object
发布时间:2020-12-17 17:03:13 所属栏目:Python 来源:网络整理
导读:flask开中发遇到builtins.AttributeError: AttributeError: 'BaseQuery' object has no attribute 'paginater' 代码: @main.route('/',?methods=['GET',?'POST'])def?index():????form?=?PostForm()????if?current_user.can(Permission.WRITE_ARTICLES)?an
flask开中发遇到builtins.AttributeError: AttributeError: 'BaseQuery' object has no attribute 'paginater' 代码: @main.route('/',?methods=['GET',?'POST']) def?index(): ????form?=?PostForm() ????if?current_user.can(Permission.WRITE_ARTICLES)?and? ????????????form.validate_on_submit(): ????????post?=?Post(body=form.body.data,????????????????????author=current_user._get_current_object()) ????????db.session.add(post) ????????return?redirect(url_for('.index')) ????#?页面内容分页 ????#?request.args?查询字符串,如果没有明确指定,默认渲染第一页 ????#?type=int??保证参数无法转换成整数事时,返回默认值 ????page?=?request.args.get('page',?1,?type=int) ????#?pageinater()?显示某页中记录,第一个参数是页面,也是唯一必需的参数 ????#?per_page?指定每页显示的记录数量,默认显示20个记录,????#?per_page?的值从环境变量FLASK_POST_PER_PAGE中读取 ????#?error_out=?False?如果设为True,如果请求的页面超出了范围,返回404错误, ????#?设为Fasle,?页数超出范围返回一个空列表 ????pagination?=?Post.query.order_by(Post.timestamp.desc()).paginater( ????????page,?per_page=current_user.config['FLASK_POST_PER_PAGE'],?error_out=False ????) ????posts?=?pagination.items ????return?render_template('index.html',?form=form,?posts=posts,pagination=pagination) 错误原因是pagination = Post.query.order_by(Post.timestamp.desc()).paginater()中的paginater多了一个r. 正确写法: ????pagination?=?Post.query.order_by(Post.timestamp.desc()).paginate( ????????page,?error_out=False ????) (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |