学习python 一个礼拜

闲的无聊写的

很粗糙

权当用来熟悉python

#!/usr/bin/env python
# -*- coding: gbk -*-

import urllib, re

from sgmllib import SGMLParser

import sys
reload(sys)
sys.setdefaultencoding('gbk')

class URLLister(SGMLParser):
def reset(self):
SGMLParser.reset(self)
self.urls = []

def start_a(self, attrs):
  href = [v for k, v in attrs if k=='href']
  if href:
   self.urls.extend(href)

homeurl ="http://hi.baidu.com/shenjianyz/blog"
urlbase = homeurl[:homeurl.rfind("/")]
urlbase = urlbase[:urlbase.rfind("/")]

usock = urllib.urlopen(homeurl)
fp = usock.read()
parser = URLLister()
parser.feed(fp)

usock.close()
parser.close()
fp = unicode(fp, "gbk")

modpattern = '^/\S+.html$'
useurl = []
for url in parser.urls:
if re.search(modpattern, url) :
useurl.append(url)

urlunique = [i for i in set(useurl)]

for i in urlunique:
tilepattern = "

(\S+)"


line = fp
if len(line) == 0:
  break
regline = line
try:
  reg=re.search(tilepattern,regline).group(1)
except AttributeError:
  continue

file = open(reg+'.txt','w')
linkusock = urllib.urlopen(urlbase+i)
content = linkusock.read()
content = unicode(content, "gbk")

linkusock.close()
contentpattern = "

((\S|\s)*)

"


contentline = content

if len(contentline) == 0:
  break
try:
  getcontent = re.search(contentpattern, contentline).group(1)
except AttributeError:
  continue

#content去掉html标签
re_br = re.compile('')#
re_div = re.compile('')#div标签
re_h = re.compile('')#HTML标签
re_comment = re.compile('')#HTML注释
re_td = re.compile('')
re_nbsp = re.compile(' \s*;|<\s*;|&mdash\s*;')

getcontent = re_br.sub('\n', getcontent)#将br转换为换行
getcontent = re_div.sub(' ', getcontent)
getcontent = re_h.sub(' ', getcontent)
getcontent = re_comment.sub(' ', getcontent)
getcontent = re_td.sub(' ', getcontent)
getcontent = re_nbsp.sub(' ', getcontent)
file.write(urlbase+i+'\n')
file.write(getcontent)
file.close()

Link URL: http://hyyuanqiang.blog.163.com/blog/static/59415137200942744616488

来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/12165911/viewspace-604321/ ，如需转载，请注明出处，否则将追究法律责任。

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