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Release announcement: https://blog.python.org/2026/02/python-3143-and-31312-are-now-available.html Changelogs: https://docs.python.org/release/3.14.3/whatsnew/changelog.html#python-3-14-3-final https://docs.python.org/release/3.13.12/whatsnew/changelog.html#python-3-13-12-final Binary builds: https://github.com/heroku/heroku-buildpack-python/actions/runs/21649829905 https://github.com/heroku/heroku-buildpack-python/actions/runs/21649839617 GUS-W-20590492. GUS-W-20590541.
dzuelke
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## heroku/python ### Changed - The Python 3.14 version alias now resolves to Python 3.14.3. ([#503](heroku/buildpacks-python#503)) - The Python 3.13 version alias now resolves to Python 3.13.12. ([#503](heroku/buildpacks-python#503))
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## heroku/python ### Changed - The Python 3.14 version alias now resolves to Python 3.14.3. ([#503](heroku/buildpacks-python#503)) - The Python 3.13 version alias now resolves to Python 3.13.12. ([#503](heroku/buildpacks-python#503)) Co-authored-by: heroku-linguist[bot] <136119646+heroku-linguist[bot]@users.noreply.github.com>
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## heroku/python ### Changed - The Python 3.14 version alias now resolves to Python 3.14.3. ([heroku#503](heroku/buildpacks-python#503)) - The Python 3.13 version alias now resolves to Python 3.13.12. ([heroku#503](heroku/buildpacks-python#503)) Co-authored-by: heroku-linguist[bot] <136119646+heroku-linguist[bot]@users.noreply.github.com>
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Release announcement:
https://blog.python.org/2026/02/python-3143-and-31312-are-now-available.html
Changelogs:
https://docs.python.org/release/3.14.3/whatsnew/changelog.html#python-3-14-3-final
https://docs.python.org/release/3.13.12/whatsnew/changelog.html#python-3-13-12-final
Binary builds:
https://github.com/heroku/heroku-buildpack-python/actions/runs/21649829905
https://github.com/heroku/heroku-buildpack-python/actions/runs/21649839617
GUS-W-20590492.
GUS-W-20590541.