一，scrapy请求
yield scrapy.Request(url=url, dont_filter=True, callback=self.page,) yield scrapy.FormRequest(url=self.url, headers=self.unicornHeader, method='POST', formdata=self.FormData, meta=self.customerData, callback=self.after_post, errback=self.error_handle, dont_filter=True)
二，xpath提取数据
requests.xptah('//*[@id="__EVENTVALIDATION"]/@value').extract_first.strip()