def __init__(self, source=None):
SecondaryObject.__init__(self)
PrivacyBase.__init__(self, source)
SourceBase.__init__(self, source)
NoteBase.__init__(self, source)
RefBase.__init__(self, source)
if source:
self.frel = source.frel
self.mrel = source.mrel
else:
self.frel = ChildRefType()
self.mrel = ChildRefType()
