Slight update regarding Dianne Hackborn's vref() proposal from 1995;
there was never an implementation.
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pep-0205.txt
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@ -103,17 +103,17 @@ Weak References in Java
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Previous Weak Reference Work in Python
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Diane Hackborn's vref work. 'vref' objects were very similar to
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java.lang.ref.WeakReference objects, except there was no
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Diane Hackborn's vref proposal. 'vref' objects were very similar
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to java.lang.ref.WeakReference objects, except there was no
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equivalent to the invalidation queues. Implementing a "weak
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dictionary" would be just as difficult as using only weak
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references (without the invalidation queue) in Java. Information
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on this appears to have disappeared from the Web. Original
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discussion occurred in the comp.lang.python newsgroup; a good
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archive of that may turn up something more. Dianne's old Web
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pages at Oregon State University have disappeared. I've sent an
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email to what appears to be a recent email address for Dianne to
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see if any information is still available.
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on this has disappeared from the Web. Original discussion
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occurred in the comp.lang.python newsgroup; a good archive of that
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may turn up something more.
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Dianne doesn't have any record of her proposal, and doesn't recall
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doing an implementation.
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Marc-André Lemburg's mx.Proxy package. These Web pages appear to
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be unavailable at the moment.
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