This update is a small quality-of-life release. The next release will drop support for Python 3.8 and add official support for Python 3.13.

Improvements

• Updates the list of supported elements, including D and T for hydrogen isotopes and completing Group 7 (through Og). #223
• Improved equality check performance in scenarios where an object might be compared to itself. #224

Full Changelog: v2.1.9...v2.1.11