Python 的 Hello 代码 实用的第一次 Python 抓图代码 参考

2015/02/07 32077

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#!/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 = 'alt=".+?" 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 "\n"+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 "\n-------------------------page:%d-------------------------------" % p
	getImg(html)

print "\nDone!"