#爬取第一页图片
import os
import requests
from lxml import etree

dirName = 'GirLslib' #创建文件夹
if not os.path.exists(dirName):  #如果文件夹Girlslib不存在，就创建。
    os.mkdir(dirName)

headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36 Edg/95.0.1020.53'
}
main_url = 'https://pic.netbian.com/4kmeinv/'
reponse = requests.get(url=main_url,headers=headers)
reponse.encoding = 'gbk'  #reponse.encoding的数据类型为str
page_text = reponse.text

tree = etree.HTML(page_text)
li_list = tree.xpath('//div[@class="slist"]/ul/li')
for li in li_list:
    title = li.xpath('./a/img/@alt')[0]+'.jpg' #图片名称
    img_scr = 'http://pic.netbian.com'+li.xpath('./a/img/@src')[0]  #图片位备定位
    img_data = requests.get(url=img_scr,headers=headers).content  #图片数据
    imgPath = dirName + '/' + title
    with open(imgPath,'wb') as fp:
        fp.write(img_data)
    print(title,'保存成功！')

　　

# _author: Admin
# date: 2021/11/17
#爬取多页图片
import os
import requests
from lxml import etree

dirName = 'GirLslib' #创建文件夹
if not os.path.exists(dirName):  #如果文件夹Girlslib不存在，就创建。
    os.mkdir(dirName)

headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36 Edg/95.0.1020.53'
}
url = 'https://pic.netbian.com/4kmeinv/index_%d.html'  #定义一个通用的url模板：不可变
for page in range(1,6):
    if page == 1:
        new_url = 'https://pic.netbian.com/4kmeinv/'  #由于第一页特殊，所以单独判断
    else:
        new_url = format(url%page)

    reponse = requests.get(url=new_url,headers=headers)
    reponse.encoding = 'gbk'  #reponse.encoding的数据类型为str
    page_text = reponse.text

    tree = etree.HTML(page_text)
    li_list = tree.xpath('//div[@class="slist"]/ul/li')
    for li in li_list:
        title = li.xpath('./a/img/@alt')[0]+'.jpg' #图片名称
        img_scr = 'http://pic.netbian.com'+li.xpath('./a/img/@src')[0]  #图片位备定位
        img_data = requests.get(url=img_scr,headers=headers).content  #图片数据
        imgPath = dirName + '/' + title
        with open(imgPath,'wb') as fp:
            fp.write(img_data)
        print(title,'保存成功！')