import urllib

img = urllib.urlopen('http://www.py4inf.com/cover.jpg')
fhand = open('cover.jpg', 'w')
size = 0
while True:
    info = img.read(100000)
    if len(info) < 1 : break
    size = size + len(info)
    fhand.write(info)

print size,'characters copied.'
fhand.close()