pep8 fixes.
pep8 fixes.

maelnor/nova,kimjaejoong/nova,thomasem/nova,tudorvio/nova,maoy/zknova,JianyuWang/nova,projectcalico/calico-nova,jeffrey4l/nova,Triv90/Nova,usc-isi/extra-specs,SUSE-Cloud/nova,houshengbo/nova_vmware_compute_driver,shootstar/novatest,Metaswitch/calico-nova,psiwczak/openstack,ewindisch/nova,CCI-MOC/nova,affo/nova,barnsnake351/nova,felixma/nova,fajoy/nova,viggates/nova,termie/pupa,adelina-t/nova,phenoxim/nova,vmturbo/nova,eneabio/nova,klmitch/nova,bgxavier/nova,houshengbo/nova_vmware_compute_driver,JioCloud/nova,savi-dev/nova,edulramirez/nova,BeyondTheClouds/nova,alvarolopez/nova,blueboxgroup/nova,sridevikoushik31/nova,TieWei/nova,silenceli/nova,josephsuh/extra-specs,usc-isi/extra-specs,Stavitsky/nova,citrix-openstack-build/nova,superstack/nova,hanlind/nova,termie/nova-migration-demo,LoHChina/nova,termie/pupa,sebrandon1/nova,sridevikoushik31/nova,aristanetworks/arista-ovs-nova,NoBodyCam/TftpPxeBootBareMetal,alaski/nova,dstroppa/openstack-smartos-nova-grizzly,hanlind/nova,cernops/nova,sileht/deb-openstack-nova,phenoxim/nova,spring-week-topos/nova-week,Metaswitch/calico-nova,zzicewind/nova,double12gzh/nova,tianweizhang/nova,gspilio/nova,Tehsmash/nova,SUSE-Cloud/nova,rajalokan/nova,jianghuaw/nova,tangfeixiong/nova,devoid/nova,raildo/nova,fajoy/nova,sileht/deb-openstack-nova,akash1808/nova,belmiromoreira/nova,alexandrucoman/vbox-nova-driver,thomasem/nova,rajalokan/nova,shahar-stratoscale/nova,berrange/nova,adelina-t/nova,openstack/nova,tealover/nova,rahulunair/nova,CiscoSystems/nova,bigswitch/nova,alaski/nova,blueboxgroup/nova,angdraug/nova,savi-dev/nova,psiwczak/openstack,zhimin711/nova,sacharya/nova,noironetworks/nova,bgxavier/nova,cyx1231st/nova,berrange/nova,rahulunair/nova,joker946/nova,openstack/nova,JioCloud/nova,kimjaejoong/nova,alexandrucoman/vbox-nova-driver,devendermishrajio/nova_test_latest,usc-isi/nova,angdraug/nova,j-carpentier/nova,dims/nova,imsplitbit/nova,sridevikoushik31/openstack,NewpTone/stacklab-nova,Juniper/nova,cloudbase/nova,leilihh/nova,NoBodyCam/TftpPxeBootBareMetal,joker946/nova,rrader/nova-docker-plugin,termie/nova-migration-demo,maelnor/nova,plumgrid/plumgrid-nova,takeshineshiro/nova,eayunstack/nova,jianghuaw/nova,KarimAllah/nova,dawnpower/nova,petrutlucian94/nova,zaina/nova,varunarya10/nova_test_latest,plumgrid/plumgrid-nova,CiscoSystems/nova,termie/nova-migration-demo,sacharya/nova,Yuriy-Leonov/nova,leilihh/nova,apporc/nova,eharney/nova,yosshy/nova,saleemjaveds/https-github.com-openstack-nova,sileht/deb-openstack-nova,CloudServer/nova,rrader/nova-docker-plugin,DirectXMan12/nova-hacking,spring-week-topos/nova-week,shail2810/nova,psiwczak/openstack,fnordahl/nova,shail2810/nova,NeCTAR-RC/nova,superstack/nova,rahulunair/nova,nikesh-mahalka/nova,whitepages/nova,varunarya10/nova_test_latest,Yusuke1987/openstack_template,ruslanloman/nova,klmitch/nova,whitepages/nova,aristanetworks/arista-ovs-nova,usc-isi/extra-specs,edulramirez/nova,scripnichenko/nova,scripnichenko/nova,cloudbase/nova-virtualbox,tianweizhang/nova,eharney/nova,houshengbo/nova_vmware_compute_driver,cyx1231st/nova,sridevikoushik31/openstack,cernops/nova,russellb/nova,shahar-stratoscale/nova,cloudbase/nova,jianghuaw/nova,yrobla/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,felixma/nova,viggates/nova,double12gzh/nova,redhat-openstack/nova,Juniper/nova,tanglei528/nova,rajalokan/nova,salv-orlando/MyRepo,citrix-openstack-build/nova,vmturbo/nova,gspilio/nova,virtualopensystems/nova,eneabio/nova,NeCTAR-RC/nova,yrobla/nova,gooddata/openstack-nova,maheshp/novatest,rajalokan/nova,maheshp/novatest,Stavitsky/nova,dawnpower/nova,salv-orlando/MyRepo,MountainWei/nova,JioCloud/nova_test_latest,vmturbo/nova,leilihh/novaha,orbitfp7/nova,bclau/nova,yosshy/nova,noironetworks/nova,devoid/nova,ted-gould/nova,rickerc/nova_audit,vmturbo/nova,Juniper/nova,akash1808/nova_test_latest,NoBodyCam/TftpPxeBootBareMetal,DirectXMan12/nova-hacking,iuliat/nova,dims/nova,josephsuh/extra-specs,salv-orlando/MyRepo,affo/nova,TieWei/nova,belmiromoreira/nova,bigswitch/nova,luogangyi/bcec-nova,eneabio/nova,klmitch/nova,TwinkleChawla/nova,Francis-Liu/animated-broccoli,cloudbase/nova-virtualbox,cernops/nova,sridevikoushik31/openstack,tangfeixiong/nova,paulmathews/nova,badock/nova,zaina/nova,luogangyi/bcec-nova,JianyuWang/nova,sridevikoushik31/nova,josephsuh/extra-specs,watonyweng/nova,usc-isi/nova,maoy/zknova,tealover/nova,fnordahl/nova,mmnelemane/nova,savi-dev/nova,mahak/nova,ntt-sic/nova,mahak/nova,Francis-Liu/animated-broccoli,gooddata/openstack-nova,qwefi/nova,petrutlucian94/nova_dev,ewindisch/nova,isyippee/nova,watonyweng/nova,BeyondTheClouds/nova,termie/pupa,mandeepdhami/nova,raildo/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,redhat-openstack/nova,rickerc/nova_audit,sebrandon1/nova,akash1808/nova_test_latest,cloudbau/nova,BeyondTheClouds/nova,devendermishrajio/nova,gooddata/openstack-nova,qwefi/nova,CEG-FYP-OpenStack/scheduler,yatinkumbhare/openstack-nova,eonpatapon/nova,CCI-MOC/nova,JioCloud/nova_test_latest,virtualopensystems/nova,akash1808/nova,tanglei528/nova,paulmathews/nova,Triv90/Nova,Juniper/nova,OpenAcademy-OpenStack/nova-scheduler,CEG-FYP-OpenStack/scheduler,saleemjaveds/https-github.com-openstack-nova,projectcalico/calico-nova,petrutlucian94/nova,paulmathews/nova,petrutlucian94/nova_dev,mikalstill/nova,mikalstill/nova,OpenAcademy-OpenStack/nova-scheduler,dstroppa/openstack-smartos-nova-grizzly,orbitfp7/nova,cloudbau/nova,maheshp/novatest,eonpatapon/nova,alvarolopez/nova,devendermishrajio/nova,takeshineshiro/nova,devendermishrajio/nova_test_latest,tudorvio/nova,mgagne/nova,gooddata/openstack-nova,superstack/nova,mmnelemane/nova,sebrandon1/nova,gspilio/nova,TwinkleChawla/nova,NewpTone/stacklab-nova,j-carpentier/nova,russellb/nova,MountainWei/nova,Triv90/Nova,nikesh-mahalka/nova,sridevikoushik31/nova,cloudbase/nova,hanlind/nova,shootstar/novatest,CloudServer/nova,vladikr/nova_drafts,badock/nova,jeffrey4l/nova,mahak/nova,KarimAllah/nova,barnsnake351/nova,zhimin711/nova,isyippee/nova,mikalstill/nova,zzicewind/nova,mgagne/nova,mandeepdhami/nova,jianghuaw/nova,eayunstack/nova,aristanetworks/arista-ovs-nova,maoy/zknova,silenceli/nova,fajoy/nova,KarimAllah/nova,ted-gould/nova,ntt-sic/nova,bclau/nova,klmitch/nova,imsplitbit/nova,LoHChina/nova,vladikr/nova_drafts,usc-isi/nova,Yuriy-Leonov/nova,DirectXMan12/nova-hacking,NewpTone/stacklab-nova,yrobla/nova,iuliat/nova,Yusuke1987/openstack_template,yatinkumbhare/openstack-nova,leilihh/novaha,russellb/nova,ruslanloman/nova,dstroppa/openstack-smartos-nova-grizzly,apporc/nova,openstack/nova,Tehsmash/nova