scrapy发送验证码url下载后模拟登录出现405错误

    yield scrapy.Request(

        url= "https://www.iqianjin.com/user/login?backUrl=https://www.iqianjin.com/?utmSource=190",

        headers=self.headers,

        meta={'COOKIEJar': 1},

        callback=self.Get_Code

    )



def Get_Code(self, response):

    Time = int(time.time() * 1000)

    code_url = "https://www.iqianjin.com/user/getCode?v=%s" % Time

    yield scrapy.Request(

        url=code_url,

        headers=self.hd,

        callback=self.post_login,

        meta={'COOKIEJar': response.meta['COOKIEJar']},

        dont_filter=True

    )



def post_login(self, response):

    f = open("code.png", "wb")

    f.write(response.body)

    f.close()

    code = raw_input("请输入你的验证码:")

    self.data["code"] = code

    yield scrapy.http.FormRequest(

        url="https://www.iqianjin.com/user/login?backUrl=//www.iqianjin.com/userCenter/index",

        formdata=self.data,

        headers=self.headers,

        meta={ 'COOKIEJar': response.meta['COOKIEJar'] },

        callback=self.parse,

        dont_filter=True