python – 在postman的post请求中,flask返回400
发布时间:2020-12-20 11:56:53 所属栏目:Python 来源:网络整理
导读:我正在lynda做一个烧瓶课程并且遇到了一个例子. https://www.lynda.com/Flask-tutorials/Web-API-Development-Flask/521200-2.html 我正在做一个简单的帖子,它可以从基本的webform中运行,但是从邮递员那里失败了.我认为这是因为邮递员对请求编码不同,但无法
我正在lynda做一个烧瓶课程并且遇到了一个例子.
https://www.lynda.com/Flask-tutorials/Web-API-Development-Flask/521200-2.html 我正在做一个简单的帖子,它可以从基本的webform中运行,但是从邮递员那里失败了.我认为这是因为邮递员对请求编码不同,但无法弄清楚为什么会这样做或为什么烧瓶无法读取它. 邮差: 要求在查尔斯截获的请求: POST /api/candidate HTTP/1.1 Host: localhost:5000 Content-Length: 248 Postman-Token: 285ed4d8-2af6-0eb6-8de7-e8ecb41fb86e Cache-Control: no-cache Origin: chrome-extension://fhbjgbiflinjbdggehcddcbncdddomop User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_2) AppleWebKit/537.36 (KHTML,like Gecko) Chrome/55.0.2883.95 Safari/537.36 Content-Type: application/x-www-form-urlencoded Accept: */* Accept-Encoding: gzip,deflate,br Accept-Language: en-US,en;q=0.8 ------WebKitFormBoundary3Q45bnchdpXxtZbw Content-Disposition: form-data; name="first_name" Susan ------WebKitFormBoundary3Q45bnchdpXxtZbw Content-Disposition: form-data; name="last_name" Kruger ------WebKitFormBoundary3Q45bnchdpXxtZbw-- 返回: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <title>400 Bad Request</title> <h1>Bad Request</h1> <p>The browser (or proxy) sent a request that this server could not understand.</p> 从简单的POST网页表单请求: POST /api/candidate HTTP/1.1 Host: localhost:5000 Content-Length: 33 Cache-Control: max-age=0 Origin: null Upgrade-Insecure-Requests: 1 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_2) AppleWebKit/537.36 (KHTML,like Gecko) Chrome/55.0.2883.95 Safari/537.36 Content-Type: application/x-www-form-urlencoded Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 Accept-Encoding: gzip,en;q=0.8 first_name=Mickey&last_name=Mouse 退货(正确): { "id": "a7c2f6a3-e8d2-4c53-be97-ccf72a04295d","url": "/api/candidate/a7c2f6a3-e8d2-4c53-be97-ccf72a04295d" } 相关的python代码: def add_candidate(): print dict(request.form) first_name = request.form["first_name"] last_name = request.form["last_name"] new_candidate_id = DATA_PROVIDER.add_candidate(first_name,last_name) return jsonify({ "id": new_candidate_id,"url": url_for("candidate_by_id",id=new_candidate_id) }) 失败时输出打印: {'------WebKitFormBoundary3Q45bnchdpXxtZbwrnContent-Disposition: form-data; name': [u'"first_name"rnrnSusanrn------WebKitFormBoundary3Q45bnchdpXxtZbwrnContent-Disposition: form-data; name="last_name"rnrnKrugerrn------WebKitFormBoundary3Q45bnchdpXxtZbw--rn']} 工作时打印输出: {'first_name': [u'Mickey'],'last_name': [u'Mouse']} 解决方法
来自您的Web表单的工作请求具有Content-Type标头,其值为application / x-www-form-urlencoded.
您的屏幕截图显示Postman正在使用表单数据: 尝试选择application / x-www-form-urlencoded. (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! |
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