python爬取百度美女图片

import requests
import re

#获取每页图片的访问链接
def get_page():
 urls=['http://image.baidu.com/search/flip?tn=baiduimage&ie=utf-8&word=%E7%BE%8E%E5%A5%B3%E5%9B%BE%E7%89%87&pn={}&gsm=3c00000000003c'.format(num) for num in range(0,20000,20)]
 for url in urls:
 print(url)
 get_img_link(url)

#从网页中获取每个图片的访问链接
def get_img_link(url):
 r=requests.get(url)
 #print(r.encoding)
 r.encoding='utf-8'
 html_code=r.text
 reg=re.compile(r'"objURL":"(.*?)"')
 imgs=re.findall(reg,html_code)
 # print(imgs)
 for img in imgs:
 #print(img)
 down_img(img)

#图片下载保存再本地
def down_img(url):
 web_data=requests.get(url)
 filename=url.split('/')[-1]
 targetfile='E:/pict_baidu/{}'.format(filename)
 with open(targetfile,'wb') as f:
 f.write(web_data.content)

if name=='main':
 get_page()