pylint check is broken

[Andrew Lazarev]

$ tox -v -epylint
...
Traceback (most recent call last):
  File "/Users/alazarev/openstack/sahara/tools/lintstack.head.py", line 199, in <module>
    main()
  File "/Users/alazarev/openstack/sahara/tools/lintstack.head.py", line 191, in main
    generate_error_keys()
  File "/Users/alazarev/openstack/sahara/tools/lintstack.head.py", line 143, in generate_error_keys
    errors = LintOutput.from_msg_to_dict(msg)
  File "/Users/alazarev/openstack/sahara/tools/lintstack.head.py", line 77, in from_msg_to_dict
    obj = cls.from_line(line)
  File "/Users/alazarev/openstack/sahara/tools/lintstack.head.py", line 59, in from_line
    matched = m.groups()
AttributeError: 'NoneType' object has no attribute 'groups'
ERROR: InvocationError: '/bin/bash tools/lintstack.sh'

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/135464

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/135464
Committed: https://git.openstack.org/cgit/openstack/sahara/commit/?id=a583559dcc3c1299d0cd8cb369d0a1e7042d84f7
Submitter: Jenkins
Branch: master

commit a583559dcc3c1299d0cd8cb369d0a1e7042d84f7
Author: Andrew Lazarev <email address hidden>
Date: Tue Nov 18 15:48:30 2014 -0800

    Pylint check was broken after pylint update

    * Module information was added (starts with *****)
    * Errors not in method are reported now (\S+ changed to \S*)

    Change-Id: Ic34b05ccc1c5415396f41722935d8d857c980ebb
    Closes-Bug: #1393981