Man*_*lam 10 python cookies redirect scrapy
我已禁用Default Scrapy cookie选项,因此我必须手动设置它.
COOKIES_ENABLED = False
COOKIES_DEBUG = True
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现在,我需要使用作为同一站点的响应接收的值来设置cookie.我能够得到如下的cookie,
cookie = response.headers.getlist('Set-Cookie')[0].split(";")[0].split("=")
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现在我正在尝试将其设置为表单请求
FormRequest.from_response(response,
formdata={"username": "asldkfs", "pass": "slskd"},
cookies={cookie[0]:cookie[1]},
meta = {'dont_redirect': True,'handle_httpstatus_list': [302]},
callback=self.redirection)
def redirection(self,response):
self.log("redirection")
self.log(response.headers)
self.log("Cookie2")
cook1 = response.headers.getlist('Set-Cookie')[0].split(";")[0].split("=")
self.log(cook1)
self.log("end cookie2")
return Request("http://something.net/some/sa/"+response.headers.getlist('Location')[0],cookies={cook1[0]:cook1[1]},
callback=self.check_login_response)
.
.
.
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所以我无法设置cookie.我还需要设置任何其他值或可能是什么问题?
cookie参数仅在COOKIES_ENABLED设置为True时才有效,因为CookiesMiddleware会处理它.
因此,您必须在标题上手动设置它:
cookie = response.headers.getlist('Set-Cookie')[0].split(';')[0]
FormRequest.from_response(response,
formdata={"username": "asldkfs", "pass": "slskd"},
headers={'Cookie': cookie}, # <---
meta = {'dont_redirect': True,'handle_httpstatus_list': [302]},
callback=self.redirection)
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小智 7
Paulo Romeira 的答案是正确的,只是缺少从字节到字符串的解析:
cookie = response.headers.getlist('Set-Cookie')[0].decode("utf-8").split(";")[0].split("=")
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