#coding=utf-8
import urllib
import redef getHtml(url):page = urllib.urlopen(url)html = page.read()return htmldef getImg(html):reg = r'original="([0-9a-zA-Z:/._]+?)" data-actualsrc'imgre = re.compile(reg)imglist = re.findall(imgre,html)x = 0for imgurl in imglist:print imgurlsubreg = r'\.([a-z]+?$)'subre  = re.compile(subreg)subs2  = re.findall(subre,imgurl)name = 'e://pics/%s.%s' % (x, subs2[0])urllib.urlretrieve(imgurl, name)x += 1def getPage(text):reg  = r'data-pagesize="([0-9]+?)"'rec  = re.compile(reg)list = re.findall(rec,text)return list[0]url = "https://www.zhihu.com/question/****"     # 把问题url贴到这里
html = getHtml(url)
getImg(html)
print "page=%s" % getPage(html)
print "done!"

#coding=utf-8
import requests
import shutil
import re
import urllib
import astcount=0
def getHtml(url):r = requests.get(url)return r.textdef saveImage(url, path):r = requests.get(url, stream=True)if r.status_code == 200:with open(path, 'wb') as f:r.raw.decode_content = Trueshutil.copyfileobj(r.raw, f)del rreturn 0def getImg(html):global countreg = r'original="([0-9a-zA-Z:/._]+?)" data-actualsrc'imgre = re.compile(reg)imglist = re.findall(imgre,html)for imgurl in imglist:count += 1subreg = r'\.([a-z]+?$)'subre  = re.compile(subreg)subs2  = re.findall(subre,imgurl)path = 'e://pics/%s.%s' % (count, subs2[0])I = saveImage(imgurl, path)print '%s --> %s ' % (count, imgurl)def getPage(text):reg  = r'data-pagesize="([0-9]+?)"'rec  = re.compile(reg)list = re.findall(rec,text)return list[0]question = 27203***          # 问题ID
url = "https://www.zhihu.com/question/%s" % (question)
html = getHtml(url)
getImg(html)page = int(getPage(html))
next_url = "https://www.zhihu.com/node/QuestionAnswerListV2"if page > 1:for i_page in range(2, page):next_page = i_page * 10params = '{"url_token":%s, "pagesize":%s, "offset": %s}' % (question, page, next_page)post_data = {'method':'next', 'params':params, '_xsrf': '521beffc0ca2d5747d6d981c6cc25dea'}data=urllib.urlencode(post_data)headers = {'Content-Type':'application/x-www-form-urlencoded'}r = requests.post(next_url, data=data, headers=headers)text = r.texttext = ast.literal_eval(text)text = text['msg']text = ''.join(text)text = text.replace('\\', '')getImg(text)print "page=%s" % page
print "Down %s pics !!!" % count