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Revert "bpo-40521: Remove freelist from collections.deque() (GH-21073)"#24944
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rhettinger merged 1 commit intoMar 25, 2021
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Revert "bpo-40521: Remove freelist from collections.deque() (GH-21073)"#24944rhettinger merged 1 commit into
rhettinger merged 1 commit into
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It can be re-applied if the subinterpreters PEP is approved.
subinterpreters exist for years and are used by multiple projects. The recent work is to make more code compatible with subinterpreters (make the code "correct"), only a small part of the work is really specific to preparing CPython code base for running multiple interpreters in parallel.
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This reverts commit 32f2eda.
It can be re-applied if the subinterpreters PEP is approved.
Otherwise, the commit degraded performance with no offsetting
benefit.
https://bugs.python.org/issue40521