def ALL_REGIONS_WITHOUT_CONTENT_RATINGS():
 return (set(ALL_REGIONS) - set(ALL_REGIONS_WITH_CONTENT_RATINGS()))

def ALL_REGIONS_WITHOUT_CONTENT_RATINGS ( ) : return ( set ( ALL_REGIONS ) - set ( ALL_REGIONS_WITH_CONTENT_RATINGS ( ) ) )
regions without ratings bodies and fallback to the generic rating body .