What's Changed
* Fix issue with single integer extra_data causing exception when queried https://github.com/brandonrobertz/SparseLSH/commit/731066ac680d36b5816912bebc27c5c50d2bd420
* Move to `pyproject.toml`, remove soon to be deprecated `setup.py`
* More code clean-ups, unneeded imports removal, improved input checks. by nepiskopos in https://github.com/brandonrobertz/SparseLSH/pull/15 and https://github.com/brandonrobertz/SparseLSH/pull/14
**Full Changelog**: https://github.com/brandonrobertz/SparseLSH/compare/v2.1.0...v2.2.0