（26）爬虫下载图片

import requests
from fake_useragent import UserAgent
from lxml import etree

url=''
header={
    'User-Agent' : UserAgent().Chrome
}
response= requests.get(url=url, headers= header)
e = etree.HTML(response.text)
p_urls= e.xpath('//article/img/@src')
for p_url in p_urls:
    print(p_url)
    img_name= p_url[p_url.rfind('/')+1:]
    p_response= requests.get(url=p_url, headers= header)
    with open(img_name,'wb') as f:
        f.write(p_response.content)