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## Summary of changes

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Closes <!-- issue number here -->

### Pull Request Checklist
- [ ] Changes have tests
- [ ] News fragment added in [`changelog.d/`].
  _(See [documentation][PR docs] for details)_


[`changelog.d/`]: https://github.com/pypa/setuptools/tree/master/changelog.d
[PR docs]:
https://setuptools.readthedocs.io/en/latest/development/developer-guide.html#making-a-pull-request
