image builder fails with TypeError: url_for() got an unexpected keyword argument 'region_name'

https://swift.canonistack.canonical.com/v1/AUTH_4d74fc75664541b3a754cc10d468c124/ticket-1/imagebuild-output.log

[2014-03-03 13:59:35,214] __main__:INFO:on_message: {"progress_trigger": "lander_master-1-imgbuilder", "series": "saucy", "image": "http://cloud-images.ubuntu.com/releases/13.10/release-20131015/ubuntu-13.10-server-cloudimg-amd64-disk1.img", "ppa_list": ["ppa:vila/ci-pool-002"], "package_list": ["lintian4python"], "state": "WAITING", "ticket_id": "1"}
[2014-03-03 14:05:39,060] __main__:ERROR:Image build failed:
Traceback (most recent call last):
  File "./image-builder/run_worker", line 62, in on_message
    image_id = modify_image(image, repos, series, packages, status_cb)
  File "/srv/imagebuild_worker/image-builder/imagebuilder/cloud_image.py", line 185, in modify_image
    glance = ImageStore(auth_config)
  File "./image-builder/../ci-utils/ci_utils/image_store/__init__.py", line 35, in __init__
    region_name=region)
TypeError: url_for() got an unexpected keyword argument 'region_name'

<vila> ubuntu@juju-cs2-machine-18:/srv/imagebuild_worker$ apt-cache policy python-glanceclient
<vila> python-glanceclient:
<vila> Installed: 1:0.11.0-0ubuntu1~cloud0
<vila> Candidate: 1:0.11.0-0ubuntu1~cloud0
<vila> Version table:
<vila> *** 1:0.11.0-0ubuntu1~cloud0 0
<vila> 500 http://ppa.launchpad.net/canonical-ci-engineering/ci-airline-phase-0/ubuntu/ precise/main amd64 Packages
<vila> 100 /var/lib/dpkg/status

<plars> vila: wait, actually check the keystoneclient version
<vila> Installed: 1:0.3.2-0ubuntu1~cloud0

<plars> vila: yeah, they changed the api - we were using the one from pypi which supported specifying the region name, now we are using an older packaged version (but supposed to be the same api version) which does not let you specify the region name
<vila> plars: aaaargh
<plars> vila: mind filing a bug and assigning it to me? I'll take a look today. Worst case, we could build the newer version in our ppa. I'll see if there's some other way to fix it though
<vila> plars: filing
<plars> new version: def url_for(self, attr=None, filter_value=None,
<plars> service_type='identity', endpoint_type='publicURL',
<plars> region_name=None):
<plars> old version: def url_for(self, attr=None, filter_value=None,
<plars> service_type='identity', endpoint_type='publicURL'):