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Author rhettinger
Recipients rhettinger, serhiy.storchaka, xiang.zhang
Date 2016-09-28.05:46:45
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Message-id <1475041606.1.0.871468758915.issue28293@psf.upfronthosting.co.za>
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Content 
Perhaps:  _cache.pop(next(iter(_cache)))

The for-loop version indirect about what it is trying to do and relies on an obscure quirk of exactly when it is an error to mutate while iterating.

I do like that the side-effect of the compact dict is that is lets us choose the oldest entry to evict.
History
Date User Action Args
2016-09-28 05:46:46rhettingersetrecipients: + rhettinger, serhiy.storchaka, xiang.zhang
2016-09-28 05:46:46rhettingersetmessageid: <1475041606.1.0.871468758915.issue28293@psf.upfronthosting.co.za>
2016-09-28 05:46:46rhettingerlinkissue28293 messages
2016-09-28 05:46:45rhettingercreate