抓取包图网视频
目标抓取全站视频数据保存在本地,并以网站视频名命名视频文件。
- 分析网页数据结构
经分析我们可以发现总站数据我们可以从这四这选项下手
- 分析网页数据格式
网页数据为静态
- 抓取下一页链接
- OK, 上代码!
import requests
from lxml import etree
import threading
class Spider(object):
def __init__(self):
self.headers = {"User-Agent":"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36"}
self.offset = 1
def start_work(self, url):
print("正在爬取第 %d 页......" % self.offset)
self.offset += 1
response = requests.get(url=url,headers=self.headers)
html = response.content.decode()
html = etree.HTML(html)
video_src = html.xpath('//div[@class="video-play"]/video/@src')
video_title = html.xpath('//span[@class="video-title"]/text()')
next_page = "http:" + html.xpath('//a[@class="next"]/@href')[0]
# 爬取完毕...
if next_page == "http:":
return
self.write_file(video_src, video_title)
self.start_work(next_page)
def write_file(self, video_src, video_title):
for src, title in zip(video_src, video_title):
response = requests.get("http:"+ src, headers=self.headers)
file_name = title + ".mp4"
file_name = "".join(file_name.split("/"))
print("正在抓取%s" % file_name)
with open(file_name, "wb") as f:
f.write(response.content)
if __name__ == "__main__":
spider = Spider()
for i in range(0,3):
# spider.start_work(url="https://ibaotu.com/shipin/7-0-0-0-"+ str(i) +"-1.html")
t = threading.Thread(target=spider.start_work, args=("https://ibaotu.com/shipin/7-0-0-0-"+ str(i) +"-1.html",))
t.start()
- 运行结果
同学们 是不是so easy…!
(老师声明下, 仅限爬取绿色网站,其它颜色的不准的噢…)!
(原创文章,转载请注明出处)