Python爬取网络图片

import  urllib
import  urllib.request
import re
#打开网页，下载器
def open_html ( url):
    require=urllib.request.Request(url)
    reponse=urllib.request.urlopen(require)
    html=reponse.read()
    return html
#下载图片
def load_image(html):
    regx='http://[\S]*jpg'
    pattern=re.compile(regx)
    get_image=re.findall(pattern,repr(html))

    num=1
    for img in get_image:
        photo=open_html(img)
        
        with open(r'E:\Photo\%s.jpg'%num,'wb') as f:
            print('开始下载图片')
            f.write(photo)
            print('正在下载第%s张图片'%num)
            f.close()
        num=num+1
    if num>1:
        print('下载成功！！！')
    else:
        print('下载失败！！！')

url='http://www.qiqipu.com/'
html=open_html(url)
load_image(html)