What's Changed
* Support setting Tuple, Dict, and Union to empty in the command line by ShenhanQian in https://github.com/brentyi/tyro/pull/57
* Support Pydantic 2.0
* Fixed tests for Python 3.11
* Cleaned up internals
* Replace `poetry` with `setuptools`
New Contributors
* ShenhanQian made their first contribution in https://github.com/brentyi/tyro/pull/57
**Full Changelog**: https://github.com/brentyi/tyro/compare/v0.5.3...v0.5.4