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A comment on No-GIL mode coming for Python. Parent comment

Re:No-GIL mode coming for Python by donio on Friday July 28, 2023 @11:13PM (#36916491)
The estimate in the PEP is that it will be 5-8% slower. Having to use more granular locks and atomic operations has a cost.

https://peps.python.org/pep-0703/#performance

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