Python 3.15 First Beta Released – No New Features After This Point

The Python team has launched the first beta of Python 3.15, introducing a stable free‑threaded ABI, lazy import syntax, the zero‑overhead Tachyon profiler, default UTF‑8 encoding and a faster JIT, while announcing that no further features will be added before the final 2026‑10‑01 release.

Beta ReleaseJITLazy Import

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Python 3.15 First Beta Released – No New Features After This Point