Python 3.10
Current patch release: 3.10.19
End of life in 243 days (October 31, 2026). Plan your upgrade now.
October 4, 2021
April 5, 2023
October 31, 2026
3.10.19 (October 9, 2025)
About Python 3.10
Python 3.10 introduced structural pattern matching (match/case), improved error messages, and parenthesized context managers. It reached security-only status in October 2026.
Key Changes in Python 3.10
- ●Structural pattern matching with
match/casestatements (PEP 634) - ●Parenthesized context managers for cleaner multi-line
withstatements - ●Better error messages with helpful hints for common mistakes
- ●New
int.bit_count()and zip strict mode (zip(x, y, strict=True)) - ●Union types with X | Y syntax (PEP 604)
Breaking Changes
- ▲Several deprecated functions removed from collections, threading, importlib
- ▲Loop parameter removed from most asyncio functions
- ▲distutils marked for removal in 3.12
Python 3.10 has transitioned into security-only maintenance since April 5, 2023. This means it still receives critical security patches, but no new features, performance improvements, or non-critical bug fixes will be backported. It remains a safe choice for production systems that cannot upgrade immediately, but you should begin planning your migration path. With 243 days until end of life, the window for a controlled, well-tested upgrade is narrowing.
When you are ready to upgrade, Python 3.14 is the recommended target. Test your application against 3.14 in a staging environment first, paying attention to any deprecated APIs you may be using.
Lifecycle Progress
87% through its lifecycle. 243 days remaining.
All Python Versions
| Version | Released | EOL | Latest | Status |
|---|---|---|---|---|
| 3.14 | October 7, 2025 | October 31, 2030 | 3.14.3 | Active |
| 3.13 | October 7, 2024 | October 31, 2029 | 3.13.12 | Active |
| 3.12 | October 2, 2023 | October 31, 2028 | 3.12.12 | Security Only |
| 3.11 | October 24, 2022 | October 31, 2027 | 3.11.14 | Security Only |
| 3.10 (current page) | October 4, 2021 | October 31, 2026 | 3.10.19 | Security Only |
| 3.9 | October 5, 2020 | October 31, 2025 | 3.9.25 | End of Life |
| 3.8 | October 14, 2019 | October 7, 2024 | 3.8.20 | End of Life |
| 3.7 | June 27, 2018 | June 27, 2023 | 3.7.17 | End of Life |
| 3.6 | December 23, 2016 | December 23, 2021 | 3.6.15 | End of Life |
| 3.5 | September 13, 2015 | September 30, 2020 | 3.5.10 | End of Life |
| 3.4 | March 16, 2014 | March 18, 2019 | 3.4.10 | End of Life |
| 3.3 | September 29, 2012 | September 29, 2017 | 3.3.7 | End of Life |
| 3.2 | February 20, 2011 | February 20, 2016 | 3.2.6 | End of Life |
| 2.7 | July 3, 2010 | January 1, 2020 | 2.7.18 | End of Life |
| 3.1 | June 27, 2009 | April 9, 2012 | 3.1.5 | End of Life |
| 3.0 | December 3, 2008 | June 27, 2009 | 3.0.1 | End of Life |
| 2.6 | October 1, 2008 | October 29, 2013 | 2.6.9 | End of Life |
Frequently Asked Questions
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