Python 3.14.5 includes a new (old) garbage collector
blogengineer
patch
Python 3.14.5 has been released, featuring the reintroduction of an older garbage collection mechanism. This change aims to address specific memory management issues for certain workloads. The update is available for all Python users, with the specific impact dependent on application memory usage patterns.
Enhancements (1) ›
- Reintroduction of an older garbage collector
Python 3.14.5 includes a special update that brings back a previous garbage collector. This change is intended to address specific memory management behaviors.
Read the original announcement →
https://blog.python.org/2026/05/python-3145-is-out/
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