old_contents: from numatuned.provisioning.rules.domainisnotprovisioned import DomainIsNotProvisioned
  from numatuned.provisioning.rules.domainisalreadyonzone import DomainIsAlreadyOnZone
  from numatuned.provisioning.rules.domainisrunning import DomainIsRunning
  from numatuned.provisioning.rules.domainisnotfresh import DomainIsNotFresh
  from numatuned.provisioning.rules.zonehasenoughspacefordomain import ZoneHasEnoughSpaceForDomain
  from numatuned.provisioning.rules.zonehasmostpagesfree import ZoneHasMostPagesFree
  
  __all__ = [
      'DomainIsNotProvisioned',
      'DomainIsAlreadyOnZone',
      'DomainIsRunning',
      'DomainIsNotFresh',
      'ZoneHasEnoughSpaceForDomain',
      'ZoneHasMostPagesFree'
  ]
  
new_contents: from numatuned.provisioning.rules.domainisalreadyonzone import DomainIsAlreadyOnZone
  from numatuned.provisioning.rules.domainisrunning import DomainIsRunning
  from numatuned.provisioning.rules.domainisnotfresh import DomainIsNotFresh
  from numatuned.provisioning.rules.zonehasenoughspacefordomain import ZoneHasEnoughSpaceForDomain
  from numatuned.provisioning.rules.zonehasmostpagesfree import ZoneHasMostPagesFree
  
  __all__ = [
      'DomainIsNotProvisioned',
      'DomainIsAlreadyOnZone',
      'DomainIsRunning',
      'DomainIsNotFresh',
      'ZoneHasEnoughSpaceForDomain',
      'ZoneHasMostPagesFree'
  ]
  
subject: Remove unused rule