Fix PEP8 violation (again)
Fix PEP8 violation (again)

Change-Id: I91d8d4d879bfdffffe982aafa228c374506921df

Thingee/cinder,rickerc/cinder_audit,mahak/cinder,Hybrid-Cloud/cinder,winndows/cinder,JioCloud/cinder,tlakshman26/cinder-https-changes,phenoxim/cinder,Accelerite/cinder,openstack/cinder,alex8866/cinder,Paul-Ezell/cinder-1,phenoxim/cinder,Akrog/cinder,ntt-sic/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,scality/cinder,rickerc/cinder_audit,Nexenta/cinder,apporc/cinder,Datera/cinder,nexusriot/cinder,saeki-masaki/cinder,bswartz/cinder,inkerra/cinder,duhzecca/cinder,redhat-openstack/cinder,julianwang/cinder,CloudServer/cinder,maelnor/cinder,NeCTAR-RC/cinder,Nexenta/cinder,JioCloud/cinder,openstack/cinder,inkerra/cinder,Datera/cinder,blueboxgroup/cinder,apporc/cinder,dims/cinder,rakeshmi/cinder,redhat-openstack/cinder,maelnor/cinder,potsmaster/cinder,bswartz/cinder,Hybrid-Cloud/cinder,ntt-sic/cinder,ge0rgi/cinder,duhzecca/cinder,abusse/cinder,cloudbau/cinder,takeshineshiro/cinder,eharney/cinder,hguemar/cinder,blueboxgroup/cinder,hguemar/cinder,Paul-Ezell/cinder-1,j-griffith/cinder,saeki-masaki/cinder,scality/cinder,takeshineshiro/cinder,dims/cinder,Thingee/cinder,manojhirway/ExistingImagesOnNFS,Akrog/cinder,cloudbase/cinder,leilihh/cinder,nikesh-mahalka/cinder,j-griffith/cinder,cloudbau/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,winndows/cinder,rakeshmi/cinder,tlakshman26/cinder-https-changes,github-borat/cinder,NetApp/cinder,spring-week-topos/cinder-week,nikesh-mahalka/cinder,github-borat/cinder,sasukeh/cinder,cloudbase/cinder,petrutlucian94/cinder,sasukeh/cinder,spring-week-topos/cinder-week,abusse/cinder,nexusriot/cinder,NeCTAR-RC/cinder,leilihh/cinder,alex8866/cinder,scottdangelo/RemoveVolumeMangerLocks,eharney/cinder,Thingee/cinder,NetApp/cinder,tlakshman26/cinder-new-branch,potsmaster/cinder,petrutlucian94/cinder,julianwang/cinder,mahak/cinder,CloudServer/cinder,manojhirway/ExistingImagesOnNFS,Accelerite/cinder,tlakshman26/cinder-new-branch,scottdangelo/RemoveVolumeMangerLocks