This bug was fixed in the package python-urllib3 - 1.7.1-1ubuntu4
--------------- python-urllib3 (1.7.1-1ubuntu4) trusty-proposed; urgency=medium
* SRU: LP: #1500768. * Backport pull request #385, fixing TLS verification when using a proxy.
-- Matthias Klose <email address hidden> Mon, 12 Oct 2015 18:03:36 +0200
This bug was fixed in the package python-urllib3 - 1.7.1-1ubuntu4
---------------
python-urllib3 (1.7.1-1ubuntu4) trusty-proposed; urgency=medium
* SRU: LP: #1500768.
* Backport pull request #385, fixing TLS verification when using a proxy.
-- Matthias Klose <email address hidden> Mon, 12 Oct 2015 18:03:36 +0200