Transaction check error: file /usr/lib/python2.7/site-packages/gluster/__init__.pyc conflicts between attempted installs of glusterfs-ufo-3.4.0-8.fc19.noarch and glusterfs-api-3.4.1-1.fc19.x86_64 file /usr/lib/python2.7/site-packages/gluster/__init__.pyo conflicts between attempted installs of glusterfs-ufo-3.4.0-8.fc19.noarch and glusterfs-api-3.4.1-1.fc19.x86_64
This should get resolved when glusterfs-ufo is replaced by glusterfs-openstack-swift (bug 1003089).
glusterfs-ufo is no longer a sub-package in current releases of glusterfs.