python爬虫-图片批量下载

# 爬起摄图网的图片批量下载
# coding:utf-8
import requests
from bs4 import BeautifulSoup
from scipy.misc import imresize
import numpy as np
import os

# 我们下载摄图网的10个种类图片
climbImage = requests.get(
    # url = 'http://699pic.com/tupian/photo-houzi.html'
    url = 'http://699pic.com/photo-184430-0-2-0-0-0.html'
)
climbImage.encoding = climbImage.apparent_encoding
soup = BeautifulSoup(climbImage.text,features='lxml')
# text = soup.find(id = 'wrapper')
div_text = soup.find_all(class_='list')
n = 0
classname =9  # 种类的名字
for i in div_text:
    a = i.find('a')
    if a:
        # print(a)
        img = a.find('img')
        # print(img)
        img_url = img.attrs.get('data-original')
        image = requests.get(img_url)
        # img_size = imresize(np.array(image.content),[100,100])
        imgname = '0_'+str(n)+'.jpg'
        if os.path.exists('./data/%s'%classname) == False:
            os.mkdir('./data/%s' % classname)
        with open('data/%s/'%classname + imgname, 'wb') as f:
            f.write(image.content)
        n+=1