[pull] master from aio-libs:master - #771
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Bumps [multidict](https://github.com/aio-libs/multidict) from 6.8.0 to 6.9.0. <details> <summary>Release notes</summary> <p><em>Sourced from <a href="https://github.com/aio-libs/multidict/releases">multidict's releases</a>.</em></p> <blockquote> <h2>6.9.0</h2> <h2>Bug fixes</h2> <ul> <li> <p>Protected <code>repr()</code> of <code>MultiDict</code>, <code>MultiDictProxy</code>, and their views in the C extension with a critical section, avoiding data races on the free-threaded build of CPython -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> <a href="https://redirect.github.com/aio-libs/multidict/issues/1431">#1431</a>.</p> </li> <li> <p>Guarded <code>repr()</code> of <code>MultiDictProxy</code> in the C extension and of <code>KeysView</code> in both the C extension and the pure-Python implementation against infinite recursion on self-referential containers, matching the existing guard on <code>MultiDict</code>, <code>ItemsView</code>, and <code>ValuesView</code> -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> <a href="https://redirect.github.com/aio-libs/multidict/issues/1431">#1431</a>.</p> </li> <li> <p>Protected <code>MultiDict.update()</code>, <code>.extend()</code>, <code>.merge()</code>, <code>.clear()</code>, <code>.copy()</code>, and the <code>MultiDict</code>/<code>CIMultiDict</code> constructors in the C extension with a critical section, using the two-object form when a second multidict, multidict proxy, or plain <code>dict</code> instance is involved, avoiding data races and a segmentation fault on the free-threaded build of CPython. <code>.clear()</code> now also publishes the empty table before releasing any entry's references, so a concurrent caller can never observe a partially-cleared multidict even if releasing a value runs arbitrary Python code that suspends the held critical section -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> <a href="https://redirect.github.com/aio-libs/multidict/issues/1433">#1433</a>.</p> </li> <li> <p>Protected <code>MultiDict.add()</code>, <code>__setitem__</code>/<code>__delitem__</code>, <code>get()</code>/<code>getone()</code>/<code>__getitem__</code>, <code>__contains__</code>, <code>getall()</code>, <code>setdefault()</code>, <code>pop()</code>/<code>popone()</code>/<code>popall()</code>/<code>popitem()</code>, <code>__eq__</code>, iteration, and the <code>&</code>/<code>|</code>/<code>-</code>/<code>^</code>/<code>in</code>/ <code>isdisjoint()</code> operations on <code>.keys()</code> and <code>.items()</code> views in the C extension with a critical section, avoiding data races and use-after-free crashes on the free-threaded build of CPython -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> <a href="https://redirect.github.com/aio-libs/multidict/issues/1438">#1438</a>.</p> </li> <li> <p>Fixed a data race on the free-threaded build where <code>MultiDictObject.used</code> was written non-atomically while <code>len()</code> read it with a relaxed atomic load -- by :user:<code>asvetlov</code>.</p> </li> </ul> <!-- raw HTML omitted --> </blockquote> <p>... (truncated)</p> </details> <details> <summary>Changelog</summary> <p><em>Sourced from <a href="https://github.com/aio-libs/multidict/blob/master/CHANGES.rst">multidict's changelog</a>.</em></p> <blockquote> <h1>6.9.0</h1> <p><em>(2026-09-18)</em></p> <h2>Bug fixes</h2> <ul> <li> <p>Protected <code>repr()</code> of <code>MultiDict</code>, <code>MultiDictProxy</code>, and their views in the C extension with a critical section, avoiding data races on the free-threaded build of CPython -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> :issue:<code>1431</code>.</p> </li> <li> <p>Guarded <code>repr()</code> of <code>MultiDictProxy</code> in the C extension and of <code>KeysView</code> in both the C extension and the pure-Python implementation against infinite recursion on self-referential containers, matching the existing guard on <code>MultiDict</code>, <code>ItemsView</code>, and <code>ValuesView</code> -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> :issue:<code>1431</code>.</p> </li> <li> <p>Protected <code>MultiDict.update()</code>, <code>.extend()</code>, <code>.merge()</code>, <code>.clear()</code>, <code>.copy()</code>, and the <code>MultiDict</code>/<code>CIMultiDict</code> constructors in the C extension with a critical section, using the two-object form when a second multidict, multidict proxy, or plain <code>dict</code> instance is involved, avoiding data races and a segmentation fault on the free-threaded build of CPython. <code>.clear()</code> now also publishes the empty table before releasing any entry's references, so a concurrent caller can never observe a partially-cleared multidict even if releasing a value runs arbitrary Python code that suspends the held critical section -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> :issue:<code>1433</code>.</p> </li> <li> <p>Protected <code>MultiDict.add()</code>, <code>__setitem__</code>/<code>__delitem__</code>, <code>get()</code>/<code>getone()</code>/<code>__getitem__</code>, <code>__contains__</code>, <code>getall()</code>, <code>setdefault()</code>, <code>pop()</code>/<code>popone()</code>/<code>popall()</code>/<code>popitem()</code>, <code>__eq__</code>, iteration, and the <code>&</code>/<code>|</code>/<code>-</code>/<code>^</code>/<code>in</code>/ <code>isdisjoint()</code> operations on <code>.keys()</code> and <code>.items()</code> views in the C extension with a critical section, avoiding data races and use-after-free crashes on the free-threaded build of CPython -- by :user:<code>asvetlov</code>.</p> <p><em>Related issues and pull requests on GitHub:</em> :issue:<code>1438</code>.</p> </li> </ul> <!-- raw HTML omitted --> </blockquote> <p>... (truncated)</p> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/aio-libs/multidict/commit/087fbed9c99cbbca05b297a698f970f14410f1e4"><code>087fbed</code></a> Update CHANGE for the release fix PR (<a href="https://redirect.github.com/aio-libs/multidict/issues/1476">#1476</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/c715fac0089a8e88b99ad3ef5d9a0dcfb54607c9"><code>c715fac</code></a> Stop installing hypothesis where its tests never run (<a href="https://redirect.github.com/aio-libs/multidict/issues/1475">#1475</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/e1ddc397129408b218d65358456160fdcd1879fc"><code>e1ddc39</code></a> Release 6.9.0 (<a href="https://redirect.github.com/aio-libs/multidict/issues/1474">#1474</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/a9aa23991c9f59e9fa5f7a577a48830ed918aba4"><code>a9aa239</code></a> Speed up adding many values for the same key (<a href="https://redirect.github.com/aio-libs/multidict/issues/1466">#1466</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/684b0859d2bc97f4a44ae3b6a34a3176fea3c9d5"><code>684b085</code></a> Disable pytest output capturing in the ASan/TSan CI jobs (<a href="https://redirect.github.com/aio-libs/multidict/issues/1472">#1472</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/255ad036e401f6316b422b3c688aea4f931e529b"><code>255ad03</code></a> Add bencmarks for <strong>setitem</strong> (<a href="https://redirect.github.com/aio-libs/multidict/issues/1471">#1471</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/72eadccbf9a26ffb2672548fd60ab024c66ec80f"><code>72eadcc</code></a> Skip abstractmethods from coverage leaks report (<a href="https://redirect.github.com/aio-libs/multidict/issues/1470">#1470</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/445f9f9a492a09eebaa40997080ba09d6ea82263"><code>445f9f9</code></a> Drop dead code (<a href="https://redirect.github.com/aio-libs/multidict/issues/1469">#1469</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/f4218f859a3287651b505717ce05552df2902e94"><code>f4218f8</code></a> Build(deps): Bump actions/upload-artifact from 4 to 7 (<a href="https://redirect.github.com/aio-libs/multidict/issues/1468">#1468</a>)</li> <li><a href="https://github.com/aio-libs/multidict/commit/838ebf7ba71a79c33407136c4a2be8bf25c17d42"><code>838ebf7</code></a> Bump to 6.9.0.dev0 (<a href="https://redirect.github.com/aio-libs/multidict/issues/1467">#1467</a>)</li> <li>Additional commits viewable in <a href="https://github.com/aio-libs/multidict/compare/v6.8.0...v6.9.0">compare view</a></li> </ul> </details> <br /> [](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores) Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`. [//]: # (dependabot-automerge-start) [//]: # (dependabot-automerge-end) --- <details> <summary>Dependabot commands and options</summary> <br /> You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot show <dependency name> ignore conditions` will show all of the ignore conditions of the specified dependency - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself) </details> Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
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