Fix a PEP8 error
Fix a PEP8 error

Change-Id: Ifeca665ad34e014fde5006b8ca83e7851f15622f
Signed-off-by: Julien Danjou <02b9c1d548d177421b793c726ed68b7aac9b5a66@enovance.com>

ityaptin/ceilometer,idegtiarov/ceilometer,rackerlabs/instrumented-ceilometer,m1093782566/openstack_org_ceilometer,pczerkas/aodh,citrix-openstack-build/ceilometer,r-mibu/ceilometer,redhat-openstack/ceilometer,cernops/ceilometer,chungg/aodh,ityaptin/ceilometer,Juniper/ceilometer,luogangyi/Ceilometer-oVirt,mathslinux/ceilometer,isyippee/ceilometer,MisterPup/Ceilometer-Juno-Extension,NeCTAR-RC/ceilometer,NeCTAR-RC/ceilometer,citrix-openstack-build/ceilometer,fabian4/ceilometer,fabian4/ceilometer,eayunstack/ceilometer,openstack/aodh,idegtiarov/ceilometer,froyobin/ceilometer,JioCloud/ceilometer,sileht/aodh,chungg/aodh,rickerc/ceilometer_audit,maestro-hybrid-cloud/ceilometer,isyippee/ceilometer,rickerc/ceilometer_audit,pkilambi/ceilometer,m1093782566/openstack_org_ceilometer,tanglei528/ceilometer,r-mibu/ceilometer,shootstar/ctest,pkilambi/ceilometer,shootstar/ctest,rackerlabs/instrumented-ceilometer,openstack/ceilometer,openstack/ceilometer,JioCloud/ceilometer,maestro-hybrid-cloud/ceilometer,tanglei528/ceilometer,tanglei528/ceilometer,mathslinux/ceilometer,dreamhost/ceilometer,JioCloud/ceilometer,openstack/aodh,Juniper/ceilometer,eayunstack/ceilometer,pczerkas/aodh,citrix-openstack-build/ceilometer,redhat-openstack/ceilometer,cernops/ceilometer,rackerlabs/instrumented-ceilometer,rickerc/ceilometer_audit,MisterPup/Ceilometer-Juno-Extension,luogangyi/Ceilometer-oVirt,dreamhost/ceilometer,sileht/aodh,NeCTAR-RC/ceilometer,froyobin/ceilometer