xpath爬取妹子图 http://www.mzitu.com 并保存文件夹

import requests,os
from lxml import etree


burl = 'http://www.mzitu.com/mm/page/%s/'

headers = {
    'Cookie':'Hm_lvt_dbc355aef238b6c32b43eacbbf161c3c=1534513371; Hm_lpvt_dbc355aef238b6c32b43eacbbf161c3c=1534515349',
    'Referer':'http://www.mzitu.com/xinggan/',
    'User-Agent':'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36',
}

for i in range(1,32):
    url = burl % i
    response = requests.get(url, headers = headers)
    html_ele = etree.HTML(response.text)
    pins = html_ele.xpath('.//ul[@id="pins"]/li')


    for abiaoqian in pins:

        aname = abiaoqian.xpath('./span[1]/a')[0].text    # 获取一组图片的名字
        # print(aname)

        if not os.path.exists(aname):
            os.mkdir(aname)                   # 保存图片名字  创建文件夹

        tuurl = abiaoqian.xpath('./a/@href')[0]     #  获取到一组图片的全部 url
        # print(tuurl)
        res = requests.get(tuurl,headers = headers)
        htmls = etree.HTML(res.text)

        url_max = htmls.xpath('//div[@class="pagenavi"]/a/@href')[-2].split('/')[-1]  # 获取图片最大页码数
        # print(url_max)

        for x in range(1,int(url_max)+1):
            # print(x)
            htmltu = tuurl+'/%s'%x
            # print(htmltu)
            h1_ele = requests.get(htmltu,headers = headers)
            h2 = etree.HTML(h1_ele.text)
            tupiandizhi = h2.xpath('//div[@class="main-image"]/p/a/img/@src')[0]
            # print(tupiandizhi)
            jpg_name = '{}/'.format(aname) + tupiandizhi.split('/')[-1]
            headerss = {
                'Referer': tuurl,
                'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36'
            }
            img = requests.get(tupiandizhi, headers = headerss)
            # print(img)
            with open(jpg_name, 'wb') as f:
                f.write(img.content)
            # print(jpg_name)