Pythonダウンロードファイルのサイズを取得します。

# -*- coding: utf-8 -*-

from urlparse import urlparse

url = "http://im.baidu.com/download/BaiduHi_2.4_Beta.exe"
parsedurl = urlparse(url)
net_loc = parsedurl[1]
path = parsedurl[2]
httpConn = httplib.HTTPConnection(net_loc);
httpConn.request("GET", path)
r = httpConn.getresponse()
if r.status == 200:
    size = r.getheader('Content-Length')
    size = int(size) / 1024
    print 'size:', size
    print r.getheader('Content-Type')       #     
    print r.getheader('Last-Modified')      #       
else:
    print r.status, r.reason

httpConn.close()

転載先:https://www.cnblogs.com/leavingme/archive/2009/08/17/1548220.html