Python使用正则匹配实现抓图代码分享

#!/usr/bin/env python
import urllib
import re
 
x=0
def getHtml(url):
 page = urllib.urlopen(url)
 html = page.read()
 return html
 
def getImg(html):
 global x
 reg = '.+?" src="(.+?.jpg)"'
 imgre = re.compile(reg)
 imglist = re.findall(imgre,html)
 for imgurl in imglist:
 urllib.urlretrieve(re.sub(r',d+,d+',',800,450',imgurl),"img/%s.jpg" % x)
 print "
"+re.sub(r',d+,d+',',800,450',imgurl)+"========"+"img/%s.jpg" % x
 x+=1
 
print 'Starting...'
 
pages = range(1,9)
 
for p in pages:
 html = getHtml('http://m.lovebizhi.com/category/7655/%d/' % p)
 print "
-------------------------page:%d-------------------------------" % p
 getImg(html)
 
print "
Done!"