old_contents: from ceph_deploy.util import pkg_managers
  
  
  def uninstall(conn, purge=False):
      packages = [
          'ceph',
          'ceph-release',
          ]
  
      pkg_managers.yum_remove(
          conn,
          packages,
      )
  
      pkg_managers.yum_clean(conn)
  
new_contents: from ceph_deploy.util import pkg_managers
  
  
  def uninstall(conn, purge=False):
      packages = [
          'ceph',
          'ceph-release',
          'ceph-common',
          ]
  
      pkg_managers.yum_remove(
          conn,
          packages,
      )
  
      pkg_managers.yum_clean(conn)
  
subject: remove ceph-common on EL distros