---
title: "Python API changes, deprecations and deadlines | Harbyn"
description: "Python: 2 upcoming deadlines and 2 recorded changes as of 2026-10-25, each with its source."
canonical: "https://harbyn.com/vendors/python"
last-updated: 2026-10-12
---

# Python: API changes and deadlines

Markdown version of <https://harbyn.com/vendors/python>.

Developer tools. 2 upcoming deadlines, 2 recorded changes. Every entry cites the Python page we read it from.

## What we read

The Python pages and feeds our ingestion visits, politely and on a schedule.

- **Deprecations**: <https://peps.python.org/api/release-cycle.json>

## What the scanner looks for

How `harbyn scan` recognises Python in a repository, on your machine. Nothing leaves it.

The scanner matches this vendor through the identifiers each change names.

## Upcoming deadlines

| Deadline | Change | Use instead | Details | Source |
| --- | --- | --- | --- | --- |
| Oct 2027 | Python 3.11 reaches end of life in 2027-10 | `python3.14` | <https://harbyn.com/changes/python/2026-10-09-python-3-11-end-of-life.md> | <https://peps.python.org/api/release-cycle.json> |
| Oct 2028 | Python 3.12 reaches end of life in 2028-10 | `python3.14` | <https://harbyn.com/changes/python/2026-10-09-python-3-12-end-of-life.md> | <https://peps.python.org/api/release-cycle.json> |

## Change history

Newest first, by the date Python announced it. This is the archive: past changes are not warnings, and changes we recorded after they took effect are marked as such.

Nothing else recorded yet.