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DM that just returns objects from other DM(s) via a different key
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Methods
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__getitem__
_retrieve
oidFor
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__getitem__
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__getitem__ (
self,
oid,
state=None,
)
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_retrieve
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_retrieve (
self,
oid,
state=None,
)
Look up oid in underlying storage and return it, or None
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oidFor
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oidFor ( self, ob )
Return this DM's OID for 'ob'; used to validate consistency
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