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avoid duplicates when adding to a parent relation set

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git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@2977 fd906abe-77d9-0310-91a1-e0d9ade77398
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helmutm 2008-11-11 11:45:15 +00:00
parent 01bd976a19
commit cc3129dd65
1 changed files with 1 additions and 0 deletions
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1
common.py
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@ -309,6 +309,7 @@ class ParentRelationSet(RelationSet):
def add(self, related, order=0, relevance=1.0):
if isinstance(related, AdapterBase):
related = related.context
self.context.deassignParent(related, [self.predicate])
self.context.assignParent(related, self.predicate, order, relevance)
def remove(self, related):