Python-injection

What's Changed
* feat: ✨ Add `__contains__` method by remimd in https://github.com/100nm/python-injection/pull/33


**Full Changelog**: https://github.com/100nm/python-injection/compare/0.6.0...0.6.1

What's Changed
* feat: ✨ Add lock to secure singletons by remimd in https://github.com/100nm/python-injection/pull/32


**Full Changelog**: https://github.com/100nm/python-injection/compare/0.5.10...0.6.0

What's Changed
* rename: 🚚 `reference` to `cls` by remimd in https://github.com/100nm/python-injection/pull/31


**Full Changelog**: https://github.com/100nm/python-injection/compare/0.5.9...0.5.10

What's Changed
* feat: ✨ More precise exceptions by remimd in https://github.com/100nm/python-injection/pull/30


**Full Changelog**: https://github.com/100nm/python-injection/compare/0.5.8...0.5.9

What's Changed
* rename: 🚚 GitHub Organization by remimd in https://github.com/100nm/python-injection/pull/29


**Full Changelog**: https://github.com/100nm/python-injection/compare/0.5.7...0.5.8

What's Changed
* refactoring: ♻️ Readability enhancing change by remimd in https://github.com/simplysquare/python-injection/pull/28


**Full Changelog**: https://github.com/simplysquare/python-injection/compare/0.5.6...0.5.7