话不多说,上结果(只爬了10页内容)

?上代码:(可直接运行) ? 用到Xpath
<pre class="has"><code class="language-python">#encoding:utf-8
author = 'donghao'
time = 2018/12/24 15:20
import requests
import urllib.request
import urllib3
import os
import re
import time
from lxml import etree
def parse_page(url):
headers = {
'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:57.0) Gecko/20100101 Firefox/57.0'
}
resp = requests.get(url=url,headers=headers)
text = resp.text
html = etree.HTML(text)
imgs = html.xpath("//div[@class='page-content text-center']//img[@class!='gif']")
for img in imgs:
获取图片url
img_url = img.get('data-original')
#获取图片Url的后缀名
end = os.path.splitext(img_url)[1]
#替换掉url中特殊字符
end = re.sub(r'[,。??,/·]','',end)
# 获取图片描述,并加上后缀
name = img.get('alt')+end
#文件名为
#下载到本地文件夹
urllib.request.urlretrieve(img_url,'images/'+name)
def main():
爬取10页
for x in range(1,10):
url = 'http://www.doutula.com/photo/list/?page=%d'%x
parse_page(url)
if name == 'main':
start = time.time()
main()
end = time.time()
print('耗时:%0.002fs' % (end - start))
(编辑:李大同)
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