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