apt/cmdline/apt-report-mirror-failure

#!/usr/bin/python

import sys
import urllib
import apt_pkg

apt_pkg.init()
url = apt_pkg.Config.Find("Acquire::Mirror::ReportFailures", None)
                          #"http://people.ubuntu.com:9000/mirror-failure")
                          #"http://localhost:9000/mirror-failure")
if not url:
    sys.exit(0)

print "Reporting mirror failure to '%s'" % url

data = {}
data['mirror'] = sys.argv[1]
data['failurl'] = sys.argv[2]
data['error'] = sys.argv[3]
f = urllib.urlopen(url, urllib.urlencode(data))
f.read()
f.close()