fixed pep8 violations
fixed pep8 violations


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