1 #!/usr/bin/python 2 #encoding:utf-8 3 ''' 4 @python 3.6.1 5 @author: 1109159477@qq.com 6 @create date: 20170611 7 8 ''' 9 import requests 10 import urllib 11 import re 12 import os 13 14 #当前最大页数 15 url='http://jandan.net/pic' 16 data=urllib.request.urlopen(url).read().decode('utf-8') 17 max_page_num=re.findall(r'<span class.*current-comment-page.*?>[(.*?)]</span>',data)[1] 18 19 def download_pic(start_page,stop_page,download_file): 20 for num in range(start_page,stop_page): 21 os.chdir(download_file)#图片保存目录 22 url='http://jandan.net/pic/page-%s' % num 23 data=urllib.request.urlopen(url).read().decode('utf-8') 24 pics=re.findall(r'<a href="//(.*?)" target.*?</a><br />',data, re.I|re.S|re.M) 25 for i in pics: 26 i='http://'+i 27 r=requests.get(i) 28 pic_name=i[28:100] 29 with open(pic_name,'wb') as f: 30 f.write(r.content) 31 f.close() 32 33 if __name__=='__main__': 34 print('当前最大页数为: %s' % max_page_num) 35 page1,page2=input('请输入要下载页数范围，例如 500,513 :').split(',') 36 download_pic(int(page1),int(page2),r'C:UserssamsungDesktopjd_pics') 37