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<h1 class="page-title">PEP 664 – Python 3.11 Release Schedule</h1>
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<dl class="rfc2822 field-list simple">
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<dt class="field-odd">Author<span class="colon">:</span></dt>
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<dd class="field-odd">Pablo Galindo Salgado <pablogsal at python.org></dd>
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<dt class="field-even">Status<span class="colon">:</span></dt>
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<dd class="field-even"><abbr title="Currently valid informational guidance, or an in-use process">Active</abbr></dd>
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<dt class="field-odd">Type<span class="colon">:</span></dt>
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<dd class="field-odd"><abbr title="Non-normative PEP containing background, guidelines or other information relevant to the Python ecosystem">Informational</abbr></dd>
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<dt class="field-even">Topic<span class="colon">:</span></dt>
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<dd class="field-even"><a class="reference external" href="../topic/release/">Release</a></dd>
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<dt class="field-odd">Created<span class="colon">:</span></dt>
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<dd class="field-odd">12-Jul-2021</dd>
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<dt class="field-even">Python-Version<span class="colon">:</span></dt>
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<dd class="field-even">3.11</dd>
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<details><summary>Table of Contents</summary><ul class="simple">
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<li><a class="reference internal" href="#abstract">Abstract</a></li>
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<li><a class="reference internal" href="#release-manager-and-crew">Release Manager and Crew</a></li>
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<li><a class="reference internal" href="#release-schedule">Release Schedule</a><ul>
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<li><a class="reference internal" href="#schedule">3.11.0 schedule</a></li>
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<li><a class="reference internal" href="#bugfix-releases">Bugfix releases</a></li>
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<li><a class="reference internal" href="#source-only-security-fix-releases">Source-only security fix releases</a></li>
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<li><a class="reference internal" href="#lifespan">3.11 Lifespan</a></li>
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</ul>
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</li>
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<li><a class="reference internal" href="#features-for-3-11">Features for 3.11</a></li>
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<li><a class="reference internal" href="#copyright">Copyright</a></li>
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</ul>
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</details></section>
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<section id="abstract">
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<h2><a class="toc-backref" href="#abstract" role="doc-backlink">Abstract</a></h2>
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<p>This document describes the development and release schedule for
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Python 3.11. The schedule primarily concerns itself with PEP-sized
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items.</p>
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</section>
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<section id="release-manager-and-crew">
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<h2><a class="toc-backref" href="#release-manager-and-crew" role="doc-backlink">Release Manager and Crew</a></h2>
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<ul class="simple">
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<li>3.11 Release Manager: Pablo Galindo Salgado</li>
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<li>Windows installers: Steve Dower</li>
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<li>Mac installers: Ned Deily</li>
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<li>Documentation: Julien Palard</li>
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</ul>
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</section>
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<section id="release-schedule">
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<h2><a class="toc-backref" href="#release-schedule" role="doc-backlink">Release Schedule</a></h2>
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<section id="schedule">
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<h3><a class="toc-backref" href="#schedule" role="doc-backlink">3.11.0 schedule</a></h3>
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<p>Note: the dates below use a 17-month development period that results
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in a 12-month release cadence between feature versions, as defined by
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<a class="pep reference internal" href="../pep-0602/" title="PEP 602 – Annual Release Cycle for Python">PEP 602</a>.</p>
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<p>Actual:</p>
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<ul class="simple">
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<li>3.11 development begins: Monday, 2021-05-03</li>
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<li>3.11.0 alpha 1: Tuesday, 2021-10-05</li>
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<li>3.11.0 alpha 2: Tuesday, 2021-11-02</li>
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<li>3.11.0 alpha 3: Wednesday, 2021-12-08</li>
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<li>3.11.0 alpha 4: Friday, 2022-01-14</li>
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<li>3.11.0 alpha 5: Thursday, 2022-02-03</li>
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<li>3.11.0 alpha 6: Monday, 2022-03-07</li>
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<li>3.11.0 alpha 7: Tuesday, 2022-04-05</li>
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<li>3.11.0 beta 1: Sunday, 2022-05-08
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(No new features beyond this point.)</li>
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<li>3.11.0 beta 2: Tuesday, 2022-05-31</li>
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<li>3.11.0 beta 3: Wednesday, 2022-06-01</li>
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<li>3.11.0 beta 4: Monday, 2022-07-11</li>
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<li>3.11.0 beta 5: Tuesday, 2022-07-26</li>
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<li>3.11.0 candidate 1: Monday, 2022-08-08</li>
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<li>3.11.0 candidate 2: Monday, 2022-09-12</li>
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<li>3.11.0 final: Monday, 2022-10-24</li>
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</ul>
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</section>
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<section id="bugfix-releases">
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<h3><a class="toc-backref" href="#bugfix-releases" role="doc-backlink">Bugfix releases</a></h3>
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<p>Actual:</p>
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<ul class="simple">
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<li>3.11.1: Tuesday, 2022-12-06</li>
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<li>3.11.2: Wednesday, 2023-02-08</li>
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<li>3.11.3: Wednesday, 2023-04-05</li>
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<li>3.11.4: Tuesday, 2023-06-06</li>
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<li>3.11.5: Thursday, 2023-08-24</li>
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<li>3.11.6: Monday, 2023-10-02</li>
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<li>3.11.7: Monday, 2023-12-04</li>
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<li>3.11.8: Tuesday, 2024-02-06</li>
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<li>3.11.9: Tuesday, 2024-04-02 (final regular bugfix release with binary
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installers)</li>
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</ul>
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</section>
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<section id="source-only-security-fix-releases">
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<h3><a class="toc-backref" href="#source-only-security-fix-releases" role="doc-backlink">Source-only security fix releases</a></h3>
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<p>Provided irregularly on an “as-needed” basis until October 2027.</p>
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<ul class="simple">
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<li>3.11.10: Saturday, 2024-09-07</li>
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</ul>
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</section>
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<section id="lifespan">
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<h3><a class="toc-backref" href="#lifespan" role="doc-backlink">3.11 Lifespan</a></h3>
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<p>3.11 will receive bugfix updates approximately every 2 months for
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approximately 18 months. Some time after the release of 3.12.0 final,
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the ninth and final 3.11 bugfix update will be released. After that,
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it is expected that security updates (source only) will be released
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until 5 years after the release of 3.11.0 final, so until approximately
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October 2027.</p>
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</section>
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</section>
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<section id="features-for-3-11">
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<h2><a class="toc-backref" href="#features-for-3-11" role="doc-backlink">Features for 3.11</a></h2>
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<p>Some of the notable features of Python 3.11 include:</p>
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<ul class="simple">
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<li><a class="pep reference internal" href="../pep-0654/" title="PEP 654 – Exception Groups and except*">PEP 654</a>, Exception Groups and <code class="docutils literal notranslate"><span class="pre">except*</span></code>.</li>
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<li><a class="pep reference internal" href="../pep-0657/" title="PEP 657 – Include Fine Grained Error Locations in Tracebacks">PEP 657</a>, Enhanced error locations in tracebacks.</li>
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<li><a class="pep reference internal" href="../pep-0680/" title="PEP 680 – tomllib: Support for Parsing TOML in the Standard Library">PEP 680</a>, Support for parsing TOML in the standard library</li>
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<li>Python 3.11 is up to 10-60% faster than Python 3.10. On average, we measured
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a 1.25x speedup on the standard benchmark suite. See <a class="reference external" href="https://docs.python.org/3.11/whatsnew/3.11.html#faster-cpython">Faster CPython</a> for
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details.</li>
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</ul>
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<p>Typing features:</p>
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<ul class="simple">
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<li><a class="pep reference internal" href="../pep-0646/" title="PEP 646 – Variadic Generics">PEP 646</a>, Variadic generics.</li>
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<li><a class="pep reference internal" href="../pep-0655/" title="PEP 655 – Marking individual TypedDict items as required or potentially-missing">PEP 655</a>, Marking individual TypedDict items as required or potentially-missing.</li>
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<li><a class="pep reference internal" href="../pep-0673/" title="PEP 673 – Self Type">PEP 673</a>, Self type.</li>
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<li><a class="pep reference internal" href="../pep-0675/" title="PEP 675 – Arbitrary Literal String Type">PEP 675</a>, Arbitrary literal string type.</li>
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<li><a class="pep reference internal" href="../pep-0681/" title="PEP 681 – Data Class Transforms">PEP 681</a>, Dataclass transforms</li>
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</ul>
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</section>
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<section id="copyright">
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<h2><a class="toc-backref" href="#copyright" role="doc-backlink">Copyright</a></h2>
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<p>This document has been placed in the public domain.</p>
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</section>
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</section>
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<hr class="docutils" />
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<p>Source: <a class="reference external" href="https://github.com/python/peps/blob/main/peps/pep-0664.rst">https://github.com/python/peps/blob/main/peps/pep-0664.rst</a></p>
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<p>Last modified: <a class="reference external" href="https://github.com/python/peps/commits/main/peps/pep-0664.rst">2024-09-07 09:41:02 GMT</a></p>
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</article>
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<h2>Contents</h2>
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<ul>
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<li><a class="reference internal" href="#abstract">Abstract</a></li>
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<li><a class="reference internal" href="#release-manager-and-crew">Release Manager and Crew</a></li>
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<li><a class="reference internal" href="#release-schedule">Release Schedule</a><ul>
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<li><a class="reference internal" href="#schedule">3.11.0 schedule</a></li>
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<li><a class="reference internal" href="#bugfix-releases">Bugfix releases</a></li>
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<li><a class="reference internal" href="#source-only-security-fix-releases">Source-only security fix releases</a></li>
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<li><a class="reference internal" href="#lifespan">3.11 Lifespan</a></li>
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</ul>
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</li>
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<li><a class="reference internal" href="#features-for-3-11">Features for 3.11</a></li>
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<li><a class="reference internal" href="#copyright">Copyright</a></li>
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</ul>
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