http协议,在这里我们如果对http状态字(http status)进行适当的了解有一定的帮助. http error codes 400 invalid syntax. 语法问题 401 access denied. 访问拒绝 402 payment required. 必须完整 403 request forbidden. 请求被禁止 404 object not found. 对象没有找到 405 method is not allowed. 方法不允许 406 ...
405: Method Not AllowedThe method used when requesting a resource, is not supported by that resource; for example, using GET on a form which requires POST access. 406: Not AcceptableThe requested resource exists but is not acceptable to the client according to the Accept headers sent in the...
a new request has been created, or a certain problem was solved. As HTTP status codes in the earlier group act as signposts, HTTP status codes in the 200 group act as go signals for specific actions to continue, because
scrapy 爬虫中间件 httperror中间件 classHttpErrorMiddleware(object):@classmethoddeffrom_crawler(cls,crawler):returncls(crawler.settings)def__init__(self,settings):self.handle_httpstatus_all=settings.getbool('HTTPERROR_ALLOW_ALL')self.handle_httpstatus_list=settings.getlist('HTTPERROR_ALLOWED_CODES')d...
405 — Method Not Allowed 406 — Not Acceptable (encoding) 407 — Proxy Authentication Required 408 — Request Timed Out 409 — Conflicting Request 410 — Gone 411 — Content Length Required 412 — Precondition Failed 413 — Request Entity Too Long ...
HTTPERROR_ALLOWED_CODES=[301,404]第一个配置是否允许所有,就是收到响应后,不管什么状态码都返回给爬虫第二个是允许的列表以上是全局配置 不推荐如果想在每个爬虫里面进行配置可以在单独的爬虫里面设置 1 handle_httpstatus_all = true 1 handle_httpstatus_list = [404,302] 除非你非常熟悉你的网站和scrapy 不...
When running on Node.js, cached status codes and their names get merged with new codes fromHttp.STATUS_CODES. Existing status codes will not be changed without bumping StandardHttpError.js's major version number. That ensures consistent constants in Node and in the browser. ...
28"405":"Method Not Allowed", 29"406":"Not Acceptable", 30"407":"Proxy Authentication Required", 31"408":"Request Timeout", 32"409":"Conflict", 33"410":"Gone", 34"411":"Length Required", 35"412":"Precondition Failed", 36"413":"Payload Too Large", ...
Error: Content controls are allowed only in content page that references a master page Error: El Proveedor 'Microsoft.ACE.OLEDB.12.0' no está Registrado en del el equipo local. Error: HTTP Error 401 - Unauthorized Error: Length cannot be less than zero. Parameter name: length ERROR: Literal...
Error: Content controls are allowed only in content page that references a master page Error: El Proveedor 'Microsoft.ACE.OLEDB.12.0' no está Registrado en del el equipo local. Error: HTTP Error 401 - Unauthorized Error: Length cannot be less than zero. Parameter name: length ERROR: Literal...