python抓取网页中链接的静态图片

# -*- coding:utf-8 -*-  #http://tieba.baidu.com/p/2460150866 #抓取图片地址  from bs4 import BeautifulSoup import urllib.request from time import sleep  html_doc = "http://tieba.baidu.com/p/2460150866"  def get_image(url):  req = urllib.request.Request(url)  webpage = urllib.request.urlopen(req)   html = webpage.read()  soup = BeautifulSoup(html, 'html.parser')   #抓取图片地址  #抓取img标签且class为BDE_Image的所有内容  img_src=soup.findAll("img",{'class':'BDE_Image'})  i = 1  for img in img_src:   img_url = img.get('src') #抓取src  # print(img)   req = urllib.request.Request(img_url)   u = urllib.request.urlopen(req)   data = u.read()   with open("AutoCodePng20180119-"+str(i)+".jpg", 'wb') as f:    sleep(2)    f.write(data)    i += 1  def getImg(url):  html = urllib.request(url)  page = html.read()  soup = BeautifulSoup(page, "html.parser")  imglist = soup.find_all('img') #发现html中带img标签的数据，输出格式为<img xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx，存入集合  lenth = len(imglist) #计算集合的个数  for i in range(lenth):   print imglist[i].attrs['src'] #抓取img中属性为src的信息,例如<img src="123456" xxxxxxxxxxxxxxxx,则输出为123456