progressbar.py

#!/usr/bin/env python

import sys

try:
    import urllib.request
except ImportError:
    import urllib
    urllib.request = None

request = urllib.request or urllib

def reporthook(*argv):
    sys.stdout.write('\r% 3.1f%% of %d bytes' % (min(100, float(argv[0] *
        argv[1]) / argv[2] * 100), argv[2]))
    sys.stdout.flush()

if __name__ == '__main__':
    request.urlretrieve('http://git-core.googlecode.com/files/git-1.8.4.3.tar.gz',
            reporthook=reporthook)