astral-sh/python-build-standalone 20250106

on GitHub

Distribution changes

• Support for Python 3.14.0a3 on macOS and GNU Linux (not yet available on Windows and musl Linux)
• Enable loading hot code into 2MB pages (hugify) with BOLT optimizations
• Use the cdsplit function splitting strategy for BOLT optimizations
• Enable PGO on x86-64-v4 GNU Linux (the lto variant is replaced by pgo+lto)

Upgrades

• autoconf 2.71 -> 2.72
• LLVM 18 -> 19.1.6
• zlib 1.2.13 -> 1.3.1

Fixes

• Add missing parser files to Python 3.13+ Linux and macOS
• Fix detection of SQLite features for the sqlite3 module, e.g., Connection.serialize
• Configure pkg-config during CPython builds: improves detection of various minor features
• Add missing -update-debug-section flag to BOLT instrumentation
• Skip test_embed test cases that segfault when BOLT is enabled
• Remove use of deprecated hfsort+ strategy in BOLT

Build system changes

• Skip building pythonbuild when not needed
• Separate patches for cross-compiling on older Python versions
• Use Python 3.12 to run builds on Windows
• Show Docker build errors when available
• Bump Docker timeout from 60s to 10m

Full Changelog: 2024121...2025010