python3抓图学习-百度贴吧

# coding=utf-8

from bs4 import BeautifulSoup
import urllib.request
import os
import time

def downlaodimg(url):

    os.chdir(os.path.join(os.getcwd(), 'photos'))
    t = 1  # 记录图片张数

    html_doc = urllib.request.urlopen(url).read().decode('utf-8')
    soup = BeautifulSoup(html_doc, "lxml")

    for myimg in soup.find_all('img', class_='BDE_Image'):
        pic_name = str(time.time()) + '.jpg'
        img_src = myimg.get('src')
        urllib.request.urlretrieve(img_src, pic_name)
        print("Success!" + img_src)
        t += 1

downlaodimg("https://tieba.baidu.com/p/2772656630")