Python爬去图片实例,python 爬取图片

# coding:utf-8
import requests
import re
import time

proxies = {
  "http": "http://124.131.242.155:80"
}

headers = {'content-type': 'application/json',
           'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.81 Safari/537.36',
           'host':'jw.zzti.edu.cn',
           'Accept - Language':'zh - CN, zh;q = 0.8',
           'Accept - Encoding': 'gzip, deflate, sdch'
           }

url = 'http://luoyang.cncn.com/photo/'
r = requests.get(url,headers=headers).text.encode("utf8")
print r

list_url_list = re.findall('data-original="(.*?.jpg)"', r)
i = 1
for each in list_url_list:
    print "正在下载中 :"+ each
    # 休息10秒钟再去下载
    time.sleep(1)

    pic = requests.get(each, headers=headers)
    # 打印出来是否请求成功,成功后返回状态码 200
    print pic.status_code
    fp = open('pic\' + str(i) + '.jpg', 'wb')
    fp.write(pic.content)
    fp.close()
    i += 1
    print i

此实例具有时效性,可能过一点时间网站更换主页,可能就不能实现抓取图片,注意在项目中新建 pic文件夹