hanges to allow test to work on python 2.6.*.
hanges to allow test to work on python 2.6.*.

Change-Id: Ie0502662c712295fa6885fc2d06c106003036143

savi-dev/keystone,admiyo/keystone,promptworks/keystone,vivekdhayaal/keystone,roopali8/keystone,rodrigods/keystone,admiyo/keystone,derekchiang/keystone,dsiddharth/access-keys,ilay09/keystone,rajalokan/keystone,vivekdhayaal/keystone,rushiagr/keystone,jamielennox/keystone,rickerc/keystone_audit,admiyo/keystone,ntt-sic/keystone,townbull/keystone-dtrust,kwss/keystone,reeshupatel/demo,MaheshIBM/keystone,jonnary/keystone,cbrucks/Federated_Keystone,openstack/keystone,derekchiang/keystone,UTSA-ICS/keystone-kerberos,kwss/keystone,pvo/keystone,jumpstarter-io/keystone,blueboxgroup/keystone,rajalokan/keystone,jumpstarter-io/keystone,ntt-sic/keystone,MaheshIBM/keystone,derekchiang/keystone,dstanek/keystone,roopali8/keystone,UTSA-ICS/keystone-kerberos,mahak/keystone,mahak/keystone,rushiagr/keystone,dims/keystone,promptworks/keystone,sileht/deb-openstack-keystone,rodrigods/keystone,mahak/keystone,jamielennox/keystone,JioCloud/keystone,openstack/keystone,maestro-hybrid-cloud/keystone,dstanek/keystone,townbull/keystone-dtrust,openstack/keystone,citrix-openstack-build/keystone,rushiagr/keystone,ntt-pf-lab/backup_keystone,cernops/keystone,takeshineshiro/keystone,reeshupatel/demo,cloudbau/keystone,himanshu-setia/keystone,cbrucks/keystone_ldap,rajalokan/keystone,ilay09/keystone,sileht/deb-openstack-keystone,sileht/deb-openstack-keystone,rickerc/keystone_audit,citrix-openstack-build/keystone,klmitch/keystone,cbrucks/Federated_Keystone,idjaw/keystone,promptworks/keystone,savi-dev/keystone,townbull/keystone-dtrust,cloudbau/keystone,ilay09/keystone,savi-dev/keystone,cbrucks/keystone_ldap,reeshupatel/demo,cbrucks/Federated_Keystone,jumpstarter-io/keystone,dims/keystone,citrix-openstack-build/keystone,ajayaa/keystone,nuxeh/keystone,ajayaa/keystone,cernops/keystone,cbrucks/keystone_ldap,rickerc/keystone_audit,dsiddharth/access-keys,blueboxgroup/keystone,ntt-sic/keystone,dsiddharth/access-keys,idjaw/keystone,kwss/keystone,himanshu-setia/keystone,vivekdhayaal/keystone,nuxeh/keystone,ntt-pf-lab/backup_keystone,ntt-pf-lab/backup_keystone,dstanek/keystone,nuxeh/keystone,takeshineshiro/keystone,ging/keystone,maestro-hybrid-cloud/keystone,jonnary/keystone,pvo/keystone,JioCloud/keystone,cloudbau/keystone,klmitch/keystone,ging/keystone,pvo/keystone