我一直在尝试抓取一个网站,该网站似乎识别并阻止了我的 IP,并且正在抛出 429 太多请求 响应。
我从这个链接安装了 scrapy-proxies:https://github.com/aivarsk/scrapy-proxies并按照给定的说明进行操作。 我从这里得到了一份代理列表:http://www.gatherproxy.com/现在这里是我的 settings.py 和 proxylist.txt 的样子:
设置.py
BOT_NAME = 'project'
SPIDER_MODULES = ['project.spiders']
NEWSPIDER_MODULE = 'project.spiders'
# Retry many times since proxies often fail
RETRY_TIMES = 10
# Retry on most error codes since proxies fail for different reasons
RETRY_HTTP_CODES = [429, 500, 503, 504, 400, 403, 404, 408]
DOWNLOADER_MIDDLEWARES = {
'scrapy.downloadermiddlewares.retry.RetryMiddleware': 90,
'scrapy_proxies.RandomProxy': 100,
'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 110,
}
PROXY_LIST = "filepath\proxylist.txt"
USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36'
CONCURRENT_REQUESTS = 1
DOWNLOAD_DELAY = 2
PROXY_MODE = 0
DOWNLOAD_HANDLERS = {'s3': None}
EXTENSIONS = {
'scrapy.telnet.TelnetConsole': None
}
proxylist.txt
http://195.208.172.20:8080
http://154.119.56.179:9999
http://124.12.50.43:8088
http://61.7.168.232:52136
http://122.193.188.236:8118
然而,当我运行我的爬虫时,出现以下错误:
[scrapy.proxies] DEBUG: Proxy user pass not found
我试图在谷歌上搜索具体错误,但找不到任何解决方案。
帮助将不胜感激。非常感谢。
最佳答案
我建议您创建自己的中间件来指定 IP:PORT,并将此 proxies.py
中间件文件放在项目的 middleware
文件夹中:
class ProxiesMiddleware(object):
def __init__(self, settings):
pass
@classmethod
def from_crawler(cls, crawler):
return cls(crawler.settings)
def process_request(self, request, spider):
request.meta['proxy'] = "http://IP:PORT"
将 ProxiesMiddleware
中间件行添加到您的 settings.py
DOWNLOADER_MIDDLEWARES = {
'yourproject.middleware.proxies.ProxiesMiddleware':400,
}
关于python - 无法在 Scrapy 项目中使用代理,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/47156149/