- Unwrap `NotStr` passed to `NotStr.__init__` ([574](https://github.com/fastai/fastcore/issues/574)) - Provide attr get/set in `XT` ([572](https://github.com/fastai/fastcore/issues/572)) - Handle non-str types in `to_xml` ([571](https://github.com/fastai/fastcore/issues/571))
1.5.45
New Features
- Improve formatting of single child nodes in `to_xml` ([570](https://github.com/fastai/fastcore/issues/570))
1.5.44
Bugs Squashed
- bool args incorrectly parsed in `fastcore.xml` ([569](https://github.com/fastai/fastcore/issues/569))
1.5.43
New Features
- Add `parse_env` to provide similar functionality to `dotenv` pypi lib ([568](https://github.com/fastai/fastcore/issues/568)) - Add `partition` ([567](https://github.com/fastai/fastcore/issues/567)) - Add return value to `result` attr in `threaded` functions ([563](https://github.com/fastai/fastcore/issues/563))
1.5.42
New Features
- Add HTTP functions: `tobytes`, `http_response`, and `recv_once` ([562](https://github.com/fastai/fastcore/issues/562)) - Convenience props for `XT` ([561](https://github.com/fastai/fastcore/issues/561)) - annotations for `get_class` / `mk_class` ([560](https://github.com/fastai/fastcore/issues/560))
1.5.41
New Features
- Add `type2str` and `dataclass_src` to `xtras` ([559](https://github.com/fastai/fastcore/issues/559))