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Programming · by Noah Miller · 2026-10-27

Python's experimental JIT is to be removed

lwn.net

LWN reports CPython's copy-and-patch JIT is being pulled. Speedups never really materialized for typical workloads. Is this the end of the JIT dream for CPython or just a reset?

29 sparks · 3 comments

Comments

Rizky Pratama · 2 likes

free-threading got all the attention and resources. makes sense to focus

Ethan Brooks · 1 likes

the JIT was always 'a few % faster on some benchmarks'. maintenance cost wasnt worth it

Sofía Hernández · 7 likes

PyPy users quietly sipping tea