代码作用：根据视频地址下载视频到本地
#coding:utf-8
import urllib
def Schedule(blocknum,blocksize,totalsize):
per = 100.0 * blocknum * blocksize / totalsize
if per > 100 :
per = 100
print '当前下载进度：%d'%per
def video():
video_url = "https://ibaotu.com/sucai/937885.html" #s视频地址
urllib.urlretrieve(video_url,"1.mp4",Schedule)
if __name__ == "__main__":
video()
