HTTPERROR_ALLOWED_CODES是Scrapy框架中的一个设置项,用于指定哪些HTTP错误状态码不应被视为错误,从而允许Scrapy继续处理这些响应。默认情况下,Scrapy会处理所有HTTP状态码为200-299的响应,而将其他状态码视为错误并可能触发HTTPError异常。通过设置HTTPERROR_ALLOWED_CODES,可以自定义哪些错误状态码应该被视为允许,从而避...
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 ...
"Ignoring response %(response)r: HTTP status code is not handled or not allowed", {'response': response}, extra={'spider': spider}, ) return [] 通过源码 init函数可以看到可以配置两个配置 HTTPERROR_ALLOW_ALL = true HTTPERROR_ALLOWED_CODES=[301,404]第一个配置是否允许所有,就是收到响应后...
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')defprocess_spider_input(self,response...
(Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML,...55.0.2883.87 Safari/537.36' ITEM_PIPELINES = { 'Tencent.pipelines.TencentPipeline': 300, } ''' 防止403...''' HTTPERROR_ALLOWED_CODES = [403] --- 下次将继续更新爬取县区以及街道的数据,数据量较大,目前还在继续爬取,准备爬取所...
If the client has performed a conditional GET request and access is allowed, but the document has not been modified, the server SHOULD respond with this status code. The 304 response MUST NOT contain a message-body, and thus is always terminated by the first empty line after the header ...
405 Method Not Allowed This response code means the request method is known by the server but has been disabled and cannot be used. An example is where an API may forbid deleting a resource. 406 Not Acceptable This response code is delivered when the web server doesn't find any content th...
Table 11.4 HTTP 400-Class Client Error Codes Returned by IIS Status CodeCondition 400 Cannot resolve the request. 401.x Unauthorized. 403.x Forbidden. 404.x File or directory not found. 405 HTTP verb used to access this page is not allowed. ...
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...
The 504 status code, or Gateway Timeout error, means that the server is a gateway or proxy server, and it is not receiving a response from the backend servers within the allowed time period. This typically occurs in the following situations: The network connection between the servers is poor...