* Add ``mypy`` support (892) * Add support for Python 3.11
4.3.3
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* Properly report deprecation warnings at the right stack level (899)
4.3.2
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* Additional performance improvements for resolving refs (896)
4.3.1
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* Resolving refs has had performance improvements (893)
4.3.0
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* Fix undesired fallback to brute force container uniqueness check on certain input types (893) * Implement a PEP544 Protocol for validator classes (890)