yum -y --disablerepo \\* --enablerepo eucalyptus-service-image install eucalyptus-imaging-worker
<skip>
--> Processing Dependency: python(abi) = 2.7 for package: euca2ools-3.3.0-0.0.1740.3.el7.noarch
---> Package gdisk.x86_64 0:0.8.10-1.el6 will be installed
---> Package glusterfs.x86_64 0:3.6.0.54-1.el6 will be installed
---> Package httpd-tools.x86_64 0:2.2.15-47.el6.centos.1 will be installed
---> Package libusb1.x86_64 0:1.0.9-0.6.rc1.el6 will be installed
---> Package libxslt.x86_64 0:1.1.26-2.el6_3.1 will be installed
---> Package mailcap.noarch 0:2.1.31-2.el6 will be installed
---> Package python-progressbar.noarch 0:2.3-2.el6 will be installed
---> Package python-requestbuilder.noarch 0:0.4.0-1.el6 will be installed
---> Package rsync.x86_64 0:3.0.6-12.el6 will be installed
--> Finished Dependency Resolution
Error: Package: euca2ools-3.3.0-0.0.1740.3.el7.noarch (eucalyptus-service-image)
           Requires: python(abi) = 2.7
           Installed: python-2.6.6-64.el6.x86_64 (@anaconda-CentOS-201508042137.x86_64/6.7)
               python(abi) = 2.6
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest