IPIPGO ip proxy Python crawler agent setup details: requests and scrapy library practical teaching

Python crawler agent setup details: requests and scrapy library practical teaching

搞爬虫为啥总被封?代理IP才是保命符 做爬虫的老铁们应该都经历过,昨天还好好的脚本今天突然就403了。其实这事儿就跟打游戏开挂一样,你用同一个IP疯狂请求,网站不封你封谁?这时候就需要代理IP来伪装真实…

Python crawler agent setup details: requests and scrapy library practical teaching

搞爬虫为啥总被封?代理IP才是保命符

做爬虫的老铁们应该都经历过,昨天还好好的脚本今天突然就403了。其实这事儿就跟打游戏开挂一样,你用同一个IP疯狂请求,网站不封你封谁?这时候就需要代理IP来Disguise your true identity,让网站以为每次请求都是不同用户在操作。

Requests库设置代理的骚操作

先看最简单的requests库设置,别傻乎乎地用time.sleep硬撑了。直接上代码:


import requests

proxies = {
    'http': 'http://用户名:密码@gateway.ipipgo.com:端口',
    'https': 'http://用户名:密码@gateway.ipipgo.com:端口'
}

resp = requests.get('目标网址', proxies=proxies)

这里有个坑要注意:ipipgo的隧道代理不需要轮换IP,他们的网关会自动分配。如果是动态住宅套餐,记得在账号管理后台设置IP Survival Time,短时效适合抢购类业务,长时效适合需要保持会话的场景。

Scrapy框架的代理生存指南

Scrapy的中间件机制更灵活,建议直接在settings.py里配置:


DOWNLOADER_MIDDLEWARES = {
    'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 400,
}

IPIPGO_PROXY = "http://用户名:密码@gateway.ipipgo.com:端口"

def process_request(self, request, spider):
    request.meta['proxy'] = self.IPIPGO_PROXY

实测发现用他们的静态住宅代理做电商采集时,成功率能到99%以上。特别是需要保持登录状态时,选静态IP套餐的会话保持功能,比动态IP稳定得多。

What is so strong about ipipgo?

用过七八家代理服务,最后锁定ipipgo主要因为这几点:

typology specificities Applicable Scenarios
Dynamic Residential 90 million+ IP pools automatically rotated Data collection, price monitoring
Static homes 50万+固定IP长期持有 Account registration, social operation
TikTok special line 原生IP+独享带宽 Live push streaming, video downloads

theirSERP API接口做谷歌采集是真香,直接省去解析页面的麻烦。上次做个SEO监控项目,用他们的按结果计费模式,成本比自建代理池低一半。

Frequently Asked Questions First Aid Kit

Q: Proxy set or blocked?
A:检查是否启用了本地DNS,建议在代码里强制指定DNS服务器。ipipgo后台可以开启DNS清洗模式,能有效避免DNS污染

Q:需要采集美国特定城市的网站怎么办?
A:在代理地址后面加参数,比如gateway.ipipgo.com:8000country=us&state=texas。他们的城市定位精度能到街道级别,做本地化采集特别方便

Q:并发高了代理就失效?
A:把套餐升级到企业版,支持每秒100+请求。记得在代码里做异步请求队列,用aiohttp+代理网关能轻松吃满带宽

Avoiding the pit experience

1. 别在代码里写死代理地址,建议用环境变量配置。ipipgo支持API动态获取网关地址,防止单个网关被封锁
2. 做分布式爬虫时,把账号的子密钥分发给各节点,这样不会互相挤下线
3. 遇到验证码别硬刚,他们的套餐可以绑定打码服务,在代理网关层面自动处理
4. 重要项目建议上跨境专线,实测延迟能压到2ms以内,比普通代理快10倍不止

最后说个骚操作:用他们的静态住宅IP注册海外社媒账号时,记得先开浏览器手动登录一次,让IP通过平台的风控检测,再挂到爬虫上用,成功率直接翻倍。这招做跨境电商的朋友都说好使,谁用谁知道!

This article was originally published or organized by ipipgo.https://www.ipipgo.com/en-us/ipdaili/46984.html

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