爬虫 --- 02. 爬取图片,数据解析

一.两种爬取图片的方法

　　①requests方法

import requests
headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36'
}

img_url = 'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1559019106959&di=3aa954df95d2e55083d85de8391118c5&imgtype=0&src=http%3A%2F%2Fimg3.duitang.com%2Fuploads%2Fitem%2F201601%2F28%2F20160128195606_xvawC.jpeg'

img_data = requests.get(url=img_url,headers=headers).content

with open('./meinv.jpg','wb') as fp:
    fp.write(img_data)

　　②request方法

from urllib import request

img_url = 'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1559019106959&di=3aa954df95d2e55083d85de8391118c5&imgtype=0&src=http%3A%2F%2Fimg3.duitang.com%2Fuploads%2Fitem%2F201601%2F28%2F20160128195606_xvawC.jpeg'

request.urlretrieve(img_url,'./meishaonv.jpg')