setup.py install fails due to pbr git version error

[Alessandro Pilotti]

python setup.py fails with the following error

    ERROR:root:Error parsing
2014-12-21 22:02:15.587 | Traceback (most recent call last):
2014-12-21 22:02:15.587 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/core.py", line 104, in pbr
2014-12-21 22:02:15.587 | attrs = util.cfg_to_args(path)
2014-12-21 22:02:15.587 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/util.py", line 238, in cfg_to_args
2014-12-21 22:02:15.587 | pbr.hooks.setup_hook(config)
2014-12-21 22:02:15.587 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/hooks/__init__.py", line 27, in setup_hook
2014-12-21 22:02:15.587 | metadata_config.run()
2014-12-21 22:02:15.587 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/hooks/base.py", line 29, in run
2014-12-21 22:02:15.588 | self.hook()
2014-12-21 22:02:15.588 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/hooks/metadata.py", line 28, in hook
2014-12-21 22:02:15.588 | self.config['name'], self.config.get('version', None))
2014-12-21 22:02:15.588 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/packaging.py", line 546, in get_version
2014-12-21 22:02:15.588 | version = _get_version_from_git(pre_version)
2014-12-21 22:02:15.588 | File "/home/jenkins/workspace/gate-cloudbase-init-pep8/.tox/pep8/local/lib/python2.7/site-packages/pbr/packaging.py", line 482, in _get_version_from_git
2014-12-21 22:02:15.588 | _get_revno_and_last_tag(git_dir)[0])
2014-12-21 22:02:15.588 | TypeError: 'int' object has no attribute '__getitem__'
2014-12-21 22:02:15.588 | error in setup command: Error parsing /home/jenkins/workspace/gate-cloudbase-init-pep8/setup.cfg: TypeError: 'int' object has no attribute '__getitem__'
2014-12-21 22:02:15.588 | Complete output from command python setup.py egg_info:
2014-12-21 22:02:15.588 | ERROR:root:Error parsing

http://logs.openstack.org/20/143320/1/check/gate-cloudbase-init-pep8/e7cf7b1/console.html

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/143324
Committed: https://git.openstack.org/cgit/stackforge/cloudbase-init/commit/?id=2195a972135721a52db087b252a5df15e78df0f2
Submitter: Jenkins
Branch: master

commit 2195a972135721a52db087b252a5df15e78df0f2
Author: Alessandro Pilotti <email address hidden>
Date: Sun Dec 21 23:08:25 2014 +0100

    Updates pbr requirements

    Removes the version from setup.cfg and moves
    Windows platdorm requirements to requirements-windows.txt

    Closes-Bug: #1404746

    Change-Id: Ieadc67e6c320e9712c57d6adf3f3e6df6ae78b75