Update traitlets to 5.16.1 by pyup-bot · Pull Request #2702 · fabiolssdev/django_new

pyup-bot · 2026-08-03T09:58:12Z

This PR updates traitlets from 5.1.1 to 5.16.1.

Changelog

5.16.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.16.0...0f8dba11b705ea4401d93330b01bc3b2c74d87f9))

Merged PRs

- Re-add \_merge to un-break spyder temporarily. [963](https://github.com/ipython/traitlets/pull/963) ([Carreau](https://github.com/Carreau), [ccordoba12](https://github.com/ccordoba12))

Contributors to this release

The following people contributed discussions, new ideas, code and documentation contributions, and review.
See [our definition of contributors](https://github-activity.readthedocs.io/en/latest/use/#how-does-this-tool-define-contributions-in-the-reports).

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2026-07-31&amp;to=2026-08-03&amp;type=c))

Carreau ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2026-07-31..2026-08-03&amp;type=Issues)) | ccordoba12 ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Accordoba12+updated%3A2026-07-31..2026-08-03&amp;type=Issues))

&lt;!-- &lt;END NEW CHANGELOG ENTRY&gt; --&gt;

5.16.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.15.1...6317a449b3dcc91bf93f2b0b187cd21d5736620b))

Enhancements made

- Add `Path` trait for `pathlib.Path` values [941](https://github.com/ipython/traitlets/pull/941) ([SAY-5](https://github.com/SAY-5), [Carreau](https://github.com/Carreau))

Bugs fixed

- Remove hatch --lf fallback that could mask test failures [958](https://github.com/ipython/traitlets/pull/958) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Fix three correctness bugs found in code review by claude Fable [946](https://github.com/ipython/traitlets/pull/946) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))

Maintenance and upkeep improvements

- Add a document of &#x27;best practices&#x27; on designing with traitlets [957](https://github.com/ipython/traitlets/pull/957) ([yuvipanda](https://github.com/yuvipanda), [Carreau](https://github.com/Carreau))
- install hatch via uv to speedup ci [954](https://github.com/ipython/traitlets/pull/954) ([Carreau](https://github.com/Carreau))
- Update pre-commit hooks and fix the resulting fallout [952](https://github.com/ipython/traitlets/pull/952) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Harden mypy/ruff tooling and improve typing [951](https://github.com/ipython/traitlets/pull/951) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Remove tests_check job from CI workflow [950](https://github.com/ipython/traitlets/pull/950) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Require mypy&gt;=1.20 and fix reveal_type assertions [949](https://github.com/ipython/traitlets/pull/949) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Fix broken examples and wrong docstrings in documentation, deprecate old aliases CLong/Long. [948](https://github.com/ipython/traitlets/pull/948) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Remove dead code and stale Python 2 leftovers (with the help of Claude Fable) [947](https://github.com/ipython/traitlets/pull/947) ([Carreau](https://github.com/Carreau))
- Require Python 3.10 and support pytest 9 [931](https://github.com/ipython/traitlets/pull/931) ([cjwatson](https://github.com/cjwatson), [Carreau](https://github.com/Carreau))

Other merged PRs

- Remove enforce-label workflow [960](https://github.com/ipython/traitlets/pull/960) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Disable Node.js setup in CI workflows [959](https://github.com/ipython/traitlets/pull/959) ([Carreau](https://github.com/Carreau), [claude](https://github.com/claude))
- Bump the actions group with 2 updates [955](https://github.com/ipython/traitlets/pull/955) ([Carreau](https://github.com/Carreau))
- not funded by numfocus anymore [944](https://github.com/ipython/traitlets/pull/944) ([Carreau](https://github.com/Carreau), [minrk](https://github.com/minrk))

Contributors to this release

The following people contributed discussions, new ideas, code and documentation contributions, and review.
See [our definition of contributors](https://github-activity.readthedocs.io/en/latest/use/#how-does-this-tool-define-contributions-in-the-reports).

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2026-06-03&amp;to=2026-07-31&amp;type=c))

Carreau ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2026-06-03..2026-07-31&amp;type=Issues)) | cjwatson ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Acjwatson+updated%3A2026-06-03..2026-07-31&amp;type=Issues)) | claude ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aclaude+updated%3A2026-06-03..2026-07-31&amp;type=Issues)) | minrk ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aminrk+updated%3A2026-06-03..2026-07-31&amp;type=Issues)) | SAY-5 ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ASAY-5+updated%3A2026-06-03..2026-07-31&amp;type=Issues)) | yuvipanda ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ayuvipanda+updated%3A2026-06-03..2026-07-31&amp;type=Issues))

5.15.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.15.0...bc0b8b51f1adab7671b6e3932d91844c05731660))

Maintenance and upkeep improvements

- Fix CI (docs build, mypy tests, downstream) [943](https://github.com/ipython/traitlets/pull/943) ([Carreau](https://github.com/Carreau), [krassowski](https://github.com/krassowski))

Contributors to this release

The following people contributed discussions, new ideas, code and documentation contributions, and review.
See [our definition of contributors](https://github-activity.readthedocs.io/en/latest/use/#how-does-this-tool-define-contributions-in-the-reports).

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2026-05-06&amp;to=2026-06-03&amp;type=c))

Carreau ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2026-05-06..2026-06-03&amp;type=Issues)) | krassowski ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Akrassowski+updated%3A2026-05-06..2026-06-03&amp;type=Issues)) | rmorshea ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Armorshea+updated%3A2026-05-06..2026-06-03&amp;type=Issues))

5.15.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.14.3...8c2b92efa3238961b74cc1dc6497722e41da5472))

Enhancements made

- Moved definitions of K and V outside of TYPE_CHECKING condition [935](https://github.com/ipython/traitlets/pull/935) ([JohanMabille](https://github.com/JohanMabille), [Carreau](https://github.com/Carreau))
- Accept integer-valued numbers for Integer [919](https://github.com/ipython/traitlets/pull/919) ([minrk](https://github.com/minrk), [ivanov](https://github.com/ivanov))
- Update `__new__` method to use Self type for improved type hinting [918](https://github.com/ipython/traitlets/pull/918) ([fleming79](https://github.com/fleming79), [minrk](https://github.com/minrk))
- Fix whitespace formatting in CLI help. [917](https://github.com/ipython/traitlets/pull/917) ([Carreau](https://github.com/Carreau), [minrk](https://github.com/minrk))

Bugs fixed

- Fix `traitlets.__all__` [933](https://github.com/ipython/traitlets/pull/933) ([kylebarron](https://github.com/kylebarron), [minrk](https://github.com/minrk))
- The --config option with absolute paths will be loaded only once. [923](https://github.com/ipython/traitlets/pull/923) ([ryumasai](https://github.com/ryumasai), [minrk](https://github.com/minrk))
- Avoid using `return t.cast` which can prevent attribute access during process teardown [913](https://github.com/ipython/traitlets/pull/913) ([minrk](https://github.com/minrk), [Carreau](https://github.com/Carreau))
- Suppress exceptions when closing handlers during `__del__` [912](https://github.com/ipython/traitlets/pull/912) ([minrk](https://github.com/minrk), [Carreau](https://github.com/Carreau))

Maintenance and upkeep improvements

- Removed pinning on virtualenv [939](https://github.com/ipython/traitlets/pull/939) ([JohanMabille](https://github.com/JohanMabille))
- Pin virtualenv\&lt;21 in tests because of breaking change incompatible wi… [937](https://github.com/ipython/traitlets/pull/937) ([JohanMabille](https://github.com/JohanMabille), [SylvainCorlay](https://github.com/SylvainCorlay))
- Added upper bound to mypy on pypy [936](https://github.com/ipython/traitlets/pull/936) ([JohanMabille](https://github.com/JohanMabille), [Carreau](https://github.com/Carreau))
- Start testing on 3.14 and 3.14t [929](https://github.com/ipython/traitlets/pull/929) ([Carreau](https://github.com/Carreau))
- Require Python 3.9 (drop 3.8) [924](https://github.com/ipython/traitlets/pull/924) ([minrk](https://github.com/minrk))
- Deprecate empty `isidentifier` utility [915](https://github.com/ipython/traitlets/pull/915) ([minrk](https://github.com/minrk), [Carreau](https://github.com/Carreau))
- Fix downstream test `package_spec` [914](https://github.com/ipython/traitlets/pull/914) ([minrk](https://github.com/minrk))
- CI: Start testing on Python 3.13 [910](https://github.com/ipython/traitlets/pull/910) ([EwoutH](https://github.com/EwoutH), [minrk](https://github.com/minrk))
- Remove py2-compat hack from `bunch.__dir__` [906](https://github.com/ipython/traitlets/pull/906) ([sethtroisi](https://github.com/sethtroisi), [minrk](https://github.com/minrk))

Documentation improvements

- Use extension:filetype mapping in sphinx configuration [928](https://github.com/ipython/traitlets/pull/928) ([Carreau](https://github.com/Carreau))

Contributors to this release

The following people contributed discussions, new ideas, code and documentation contributions, and review.
See [our definition of contributors](https://github-activity.readthedocs.io/en/latest/use/#how-does-this-tool-define-contributions-in-the-reports).

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2024-04-19&amp;to=2026-05-06&amp;type=c))

Carreau ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | EwoutH ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3AEwoutH+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | fleming79 ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Afleming79+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | ivanov ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aivanov+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | JohanMabille ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3AJohanMabille+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | kylebarron ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Akylebarron+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | minrk ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aminrk+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | ryumasai ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aryumasai+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | sethtroisi ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Asethtroisi+updated%3A2024-04-19..2026-05-06&amp;type=Issues)) | SylvainCorlay ([activity](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ASylvainCorlay+updated%3A2024-04-19..2026-05-06&amp;type=Issues))

5.14.3

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.14.2...5cf34f6c42b6e39aa1e53394443efca3d7329e3b))

Bugs fixed

- Fix assigning string value to Set [903](https://github.com/ipython/traitlets/pull/903) ([azjps](https://github.com/azjps))

Maintenance and upkeep improvements

- Bump the actions group with 1 update [899](https://github.com/ipython/traitlets/pull/899) ([dependabot](https://github.com/dependabot))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2024-03-12&amp;to=2024-04-19&amp;type=c))

[azjps](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aazjps+updated%3A2024-03-12..2024-04-19&amp;type=Issues) | [dependabot](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Adependabot+updated%3A2024-03-12..2024-04-19&amp;type=Issues)

5.14.2

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.14.1...2d0fb91f39a71c5528860e23bf9c2138e441b319))

Maintenance and upkeep improvements

- Update Release Scripts [900](https://github.com/ipython/traitlets/pull/900) ([blink1073](https://github.com/blink1073))
- chore: update pre-commit hooks [897](https://github.com/ipython/traitlets/pull/897) ([pre-commit-ci](https://github.com/pre-commit-ci))
- Bump the actions group with 1 update [896](https://github.com/ipython/traitlets/pull/896) ([dependabot](https://github.com/dependabot))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2024-01-02&amp;to=2024-03-12&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2024-01-02..2024-03-12&amp;type=Issues) | [dependabot](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Adependabot+updated%3A2024-01-02..2024-03-12&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2024-01-02..2024-03-12&amp;type=Issues)

5.14.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.14.0...a1108c92013f9da56a9dccb79f7a5453ffe8d1db))

Bugs fixed

- FIX: map - to _ for environment variable prefix. [895](https://github.com/ipython/traitlets/pull/895) ([Carreau](https://github.com/Carreau))

Maintenance and upkeep improvements

- chore: update pre-commit hooks [894](https://github.com/ipython/traitlets/pull/894) ([pre-commit-ci](https://github.com/pre-commit-ci))
- Update ruff config [893](https://github.com/ipython/traitlets/pull/893) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-11-27&amp;to=2024-01-02&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-11-27..2024-01-02&amp;type=Issues) | [Carreau](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2023-11-27..2024-01-02&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2023-11-27..2024-01-02&amp;type=Issues)

5.14.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.13.0...4d7504601b9db9eb6f31dfc102b9c469c8517496))

Enhancements made

- Add option to load traitlets values from environment. [856](https://github.com/ipython/traitlets/pull/856) ([Carreau](https://github.com/Carreau))

Maintenance and upkeep improvements

- Update types for mypy 1.7 [892](https://github.com/ipython/traitlets/pull/892) ([blink1073](https://github.com/blink1073))
- chore: update pre-commit hooks [890](https://github.com/ipython/traitlets/pull/890) ([pre-commit-ci](https://github.com/pre-commit-ci))
- Clean up lint handling [888](https://github.com/ipython/traitlets/pull/888) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-10-30&amp;to=2023-11-27&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-10-30..2023-11-27&amp;type=Issues) | [Carreau](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2023-10-30..2023-11-27&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2023-10-30..2023-11-27&amp;type=Issues)

5.13.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.12.0...dacbf9b03ebecbd09604ab2fa41e088e3f60b403))

Bugs fixed

- Use passed-in `info` argument for `TraitType.error()` [884](https://github.com/ipython/traitlets/pull/884) ([kylebarron](https://github.com/kylebarron))

Maintenance and upkeep improvements

- Improve generics handling [886](https://github.com/ipython/traitlets/pull/886) ([blink1073](https://github.com/blink1073))
- Finish Strict Typing [885](https://github.com/ipython/traitlets/pull/885) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-10-25&amp;to=2023-10-30&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-10-25..2023-10-30&amp;type=Issues) | [kylebarron](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Akylebarron+updated%3A2023-10-25..2023-10-30&amp;type=Issues)

5.12.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.11.2...b018581f0acd75844bbd7584e233c3ab3126501b))

Enhancements made

- Pass \*\*kwds in MetaHasDescriptors __new__ and __init__ [881](https://github.com/ipython/traitlets/pull/881) ([fleming79](https://github.com/fleming79))

Maintenance and upkeep improvements

- Adopt sp-repo-review [883](https://github.com/ipython/traitlets/pull/883) ([blink1073](https://github.com/blink1073))
- Cleanup after remove Python 2 support [882](https://github.com/ipython/traitlets/pull/882) ([shadchin](https://github.com/shadchin))
- Add more project URLs, trove classifiers [879](https://github.com/ipython/traitlets/pull/879) ([bollwyvl](https://github.com/bollwyvl))

Documentation improvements

- Fix docs version [880](https://github.com/ipython/traitlets/pull/880) ([bollwyvl](https://github.com/bollwyvl))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-10-03&amp;to=2023-10-24&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-10-03..2023-10-24&amp;type=Issues) | [bollwyvl](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Abollwyvl+updated%3A2023-10-03..2023-10-24&amp;type=Issues) | [fleming79](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Afleming79+updated%3A2023-10-03..2023-10-24&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2023-10-03..2023-10-24&amp;type=Issues) | [shadchin](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ashadchin+updated%3A2023-10-03..2023-10-24&amp;type=Issues)

5.11.2

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.11.1...e238765a0ba28fc68318cff75e852958d5c65c93))

Maintenance and upkeep improvements

- More typing cleanup [877](https://github.com/ipython/traitlets/pull/877) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-10-03&amp;to=2023-10-03&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-10-03..2023-10-03&amp;type=Issues)

5.11.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.11.0...292a699ad1a3a3ece760a8335cae73927cccd711))

Maintenance and upkeep improvements

- Typing fixups [875](https://github.com/ipython/traitlets/pull/875) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-10-03&amp;to=2023-10-03&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-10-03..2023-10-03&amp;type=Issues)

5.11.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.10.1...24a24508260d501abd6bc8b42b59163c6c07d8c4))

Maintenance and upkeep improvements

- More Typing Adoption [873](https://github.com/ipython/traitlets/pull/873) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-09-26&amp;to=2023-10-03&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-09-26..2023-10-03&amp;type=Issues)

5.10.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.10.0...c0a3afdb2dcb28bd7ade6dd730604df8f3fbfc78))

Maintenance and upkeep improvements

- Typing upgrades [868](https://github.com/ipython/traitlets/pull/868) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-09-14&amp;to=2023-09-26&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-09-14..2023-09-26&amp;type=Issues)

5.10.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.9.0...6588680dc69be75676ca3835b4061b1784232600))

Enhancements made

- Added type hints to HasTraits.observe() and friends. (834 [834](https://github.com/ipython/traitlets/pull/834) ([scholer](https://github.com/scholer))
- feat: trait typing [818](https://github.com/ipython/traitlets/pull/818) ([maartenbreddels](https://github.com/maartenbreddels))

Maintenance and upkeep improvements

- Fix mypy deps and support Python 3.8-3.12 [862](https://github.com/ipython/traitlets/pull/862) ([blink1073](https://github.com/blink1073))
- Update pytest requirement from \&lt;7.2,&gt;=7.0 to &gt;=7.0,\&lt;7.5 [861](https://github.com/ipython/traitlets/pull/861) ([dependabot](https://github.com/dependabot))
- Bump actions/checkout from 3 to 4 [860](https://github.com/ipython/traitlets/pull/860) ([dependabot](https://github.com/dependabot))
- Fix typing [848](https://github.com/ipython/traitlets/pull/848) ([blink1073](https://github.com/blink1073))
- Update docs config [843](https://github.com/ipython/traitlets/pull/843) ([blink1073](https://github.com/blink1073))
- Use local coverage [842](https://github.com/ipython/traitlets/pull/842) ([blink1073](https://github.com/blink1073))
- Adjust argcomplete typings [839](https://github.com/ipython/traitlets/pull/839) ([blink1073](https://github.com/blink1073))
- Better warnings [838](https://github.com/ipython/traitlets/pull/838) ([NickCrews](https://github.com/NickCrews))
- Update typings (836 [836](https://github.com/ipython/traitlets/pull/836) ([blink1073](https://github.com/blink1073))

Documentation improvements

- rename `MyClass` to `School` [858](https://github.com/ipython/traitlets/pull/858) ([metaperl](https://github.com/metaperl))
- Even though returning a value from a validation method is ideal, by no means is `proposal[&#x27;value&#x27;]` the only thing that can be returned [855](https://github.com/ipython/traitlets/pull/855) ([metaperl](https://github.com/metaperl))
- Document help parameter of TraitType.__init__(). [847](https://github.com/ipython/traitlets/pull/847) ([metaperl](https://github.com/metaperl))

Other merged PRs

- Clean up license (832)Co-authored-by: pre-commit-ci[bot] \&lt;66853113+pre-commit-ci[bot]users.noreply.github.com&gt; [832](https://github.com/ipython/traitlets/pull/832) ([dcsaba89](https://github.com/dcsaba89))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-01-30&amp;to=2023-09-14&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [dcsaba89](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Adcsaba89+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [dependabot](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Adependabot+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [maartenbreddels](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Amaartenbreddels+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [metaperl](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ametaperl+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [NickCrews](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ANickCrews+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [rmorshea](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Armorshea+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [saulshanabrook](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Asaulshanabrook+updated%3A2023-01-30..2023-09-14&amp;type=Issues) | [scholer](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ascholer+updated%3A2023-01-30..2023-09-14&amp;type=Issues)

5.9.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.8.1...c11a4d942b08df5c19be88b6cc81dfa8302fef9b))

Enhancements made

- Polishing argcomplete support [829](https://github.com/ipython/traitlets/pull/829) ([azjps](https://github.com/azjps))

Maintenance and upkeep improvements

- Test that name and description can be set via constructor. [826](https://github.com/ipython/traitlets/pull/826) ([Carreau](https://github.com/Carreau))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2023-01-09&amp;to=2023-01-30&amp;type=c))

[azjps](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aazjps+updated%3A2023-01-09..2023-01-30&amp;type=Issues) | [blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2023-01-09..2023-01-30&amp;type=Issues) | [Carreau](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3ACarreau+updated%3A2023-01-09..2023-01-30&amp;type=Issues)

5.8.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.8.0...18814204c7e7987851cc1836a36863b4fab60165))

Bugs fixed

- fix: mro_trait can be unbound when the class is not in mro [824](https://github.com/ipython/traitlets/pull/824) ([maartenbreddels](https://github.com/maartenbreddels))

Maintenance and upkeep improvements

Documentation improvements

- Add more api docs [821](https://github.com/ipython/traitlets/pull/821) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2022-12-19&amp;to=2023-01-09&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2022-12-19..2023-01-09&amp;type=Issues) | [maartenbreddels](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Amaartenbreddels+updated%3A2022-12-19..2023-01-09&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2022-12-19..2023-01-09&amp;type=Issues) | [rmorshea](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Armorshea+updated%3A2022-12-19..2023-01-09&amp;type=Issues)

5.8.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.7.1...47e652f96aff54d1aa3b19337c9c8d80fe0fd4c4))

Enhancements made

-Shell command-line tab-completion via `argcomplete` [811](https://github.com/ipython/traitlets/pull/811) ([azjps](https://github.com/azjps))

- Define `trait.__doc__` = `trait.help` for better API Docs [816](https://github.com/ipython/traitlets/pull/816) ([minrk](https://github.com/minrk))

Maintenance and upkeep improvements

- Expose more attributes for typing [817](https://github.com/ipython/traitlets/pull/817) ([blink1073](https://github.com/blink1073))
- Fix lint [814](https://github.com/ipython/traitlets/pull/814) ([blink1073](https://github.com/blink1073))

Documentation improvements

- Additional `Application` examples and docs [811](https://github.com/ipython/traitlets/pull/811) ([azjps](https://github.com/azjps))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2022-12-12&amp;to=2022-12-19&amp;type=c))

[azjps](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aazjps+updated%3A2022-12-12..2022-12-19&amp;type=Issues) | [blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2022-12-12..2022-12-19&amp;type=Issues) | [minrk](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aminrk+updated%3A2022-12-12..2022-12-19&amp;type=Issues)

5.7.1

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.7.0...aa0d38bf02d34a6df788477da30eac6e58ffbda5))

Bugs fixed

- fix: some descriptors raise AttributeError [812](https://github.com/ipython/traitlets/pull/812) ([maartenbreddels](https://github.com/maartenbreddels))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2022-12-08&amp;to=2022-12-12&amp;type=c))

[maartenbreddels](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Amaartenbreddels+updated%3A2022-12-08..2022-12-12&amp;type=Issues)

5.7.0

([Full Changelog](https://github.com/ipython/traitlets/compare/v5.6.0...f07afea52cf6314bc20571c52409ff6cb115a709))

Enhancements made

- Performance: decrease runtime overhead for constructing HasTraits (up to 20x faster) [777](https://github.com/ipython/traitlets/pull/777) ([maartenbreddels](https://github.com/maartenbreddels))

Maintenance and upkeep improvements

- Minor fixes for Application.aliases [810](https://github.com/ipython/traitlets/pull/810) ([azjps](https://github.com/azjps))
- Adopt ruff and address lint [809](https://github.com/ipython/traitlets/pull/809) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2022-11-29&amp;to=2022-12-08&amp;type=c))

[azjps](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Aazjps+updated%3A2022-11-29..2022-12-08&amp;type=Issues) | [blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2022-11-29..2022-12-08&amp;type=Issues) | [maartenbreddels](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Amaartenbreddels+updated%3A2022-11-29..2022-12-08&amp;type=Issues) | [naterush](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Anaterush+updated%3A2022-11-29..2022-12-08&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2022-11-29..2022-12-08&amp;type=Issues)

5.6.0

([Full Changelog](https://github.com/ipython/traitlets/compare/5.5.0...2c5188a3562f03c0703315b21df41ca7ace23dd3))

Maintenance and upkeep improvements

- Adopt jupyter releaser [806](https://github.com/ipython/traitlets/pull/806) ([blink1073](https://github.com/blink1073))
- Use base setup dependency type [805](https://github.com/ipython/traitlets/pull/805) ([blink1073](https://github.com/blink1073))
- More CI Cleanup [803](https://github.com/ipython/traitlets/pull/803) ([blink1073](https://github.com/blink1073))
- More maintenance cleanup [802](https://github.com/ipython/traitlets/pull/802) ([blink1073](https://github.com/blink1073))
- Add project description [801](https://github.com/ipython/traitlets/pull/801) ([blink1073](https://github.com/blink1073))
- Bump actions/setup-python from 2 to 4 [798](https://github.com/ipython/traitlets/pull/798) ([dependabot](https://github.com/dependabot))
- Bump actions/checkout from 2 to 3 [797](https://github.com/ipython/traitlets/pull/797) ([dependabot](https://github.com/dependabot))
- Bump pre-commit/action from 2.0.0 to 3.0.0 [796](https://github.com/ipython/traitlets/pull/796) ([dependabot](https://github.com/dependabot))
- Bump actions/upload-artifact from 2 to 3 [795](https://github.com/ipython/traitlets/pull/795) ([dependabot](https://github.com/dependabot))
- Add dependabot [794](https://github.com/ipython/traitlets/pull/794) ([blink1073](https://github.com/blink1073))
- Add more typings [791](https://github.com/ipython/traitlets/pull/791) ([blink1073](https://github.com/blink1073))
- Format changelog [789](https://github.com/ipython/traitlets/pull/789) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/ipython/traitlets/graphs/contributors?from=2022-10-18&amp;to=2022-11-29&amp;type=c))

[blink1073](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Ablink1073+updated%3A2022-10-18..2022-11-29&amp;type=Issues) | [dependabot](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Adependabot+updated%3A2022-10-18..2022-11-29&amp;type=Issues) | [maartenbreddels](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Amaartenbreddels+updated%3A2022-10-18..2022-11-29&amp;type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Apre-commit-ci+updated%3A2022-10-18..2022-11-29&amp;type=Issues) | [rmorshea](https://github.com/search?q=repo%3Aipython%2Ftraitlets+involves%3Armorshea+updated%3A2022-10-18..2022-11-29&amp;type=Issues)

5.5.0

- Clean up application typing
- Update tests and docs to use non-deprecated functions
- Clean up version handling
- Prep for jupyter releaser
- Format the changelog

5.4.0

- Fix version_info
- Make generated config files more lintable
- Fix union trait from string
- Add security.md, and tidelift badge

5.3.0

- Fix traitlet name in docstring
- Re-support multiple-alias key for ArgParseConfigLoader

5.2.2

- Make `traitlets.__all__` explicit and validate in test.
- Fix `KeyError` in `Application.get_default_logging_config`.

5.2.1

- logging: Don&#x27;t attempt to close handlers unless they have been
opened. Fixes `ValueError: Unable to configure formatter &#x27;console&#x27;` traceback.

5.2

is recommended for all users. What follows is a non-exhaustive list of
changes:

- Application: add logging_config trait.
- Disambiguate the use of the term value in the example.
- Add mypy typing support.
- DOC: Add log example.
- Internal cleanup: linters, autoformatters, CI.

Links

PyPI: https://pypi.org/project/traitlets
Changelog: https://data.safetycli.com/changelogs/traitlets/

Update traitlets from 5.1.1 to 5.16.1

3d24610

pyup-bot mentioned this pull request Aug 3, 2026

Update traitlets to 5.16.0 #2697

Closed

Navigation Menu

Update traitlets to 5.16.1 - #2702

Update traitlets to 5.16.1#2702
pyup-bot wants to merge 1 commit into
mainfrom
pyup-update-traitlets-5.1.1-to-5.16.1

pyup-bot commented Aug 3, 2026

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

1 participant

Conversation

pyup-bot commented Aug 3, 2026

5.16.1

5.16.0

5.15.1

5.15.0

5.14.3

5.14.2

5.14.1

5.14.0

5.13.0

5.12.0

5.11.2

5.11.1

5.11.0

5.10.1

5.10.0

5.9.0

5.8.1

5.8.0

5.7.1

5.7.0

5.6.0

5.5.0

5.4.0

5.3.0

5.2.2

5.2.1

5.2

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

1 participant