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Jep 4.2.0

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@bsteffensmeier bsteffensmeier released this 16 Dec 15:19

This is a minor version increment that mostly includes bug fixes and compatibility improvements. This release has been tested with Python versions from 3.6 to 3.12 and Java versions 8, 11, 17, and 21. Thanks to all the contributors who have submitted code to improve this release.

Below is a summary of changes, see the release notes for more information.

  • Improved support for varargs
  • Custom converters for Java Objects in Python
  • PyJType for java.util.Map now implements keys() and items()
  • Additions of PyBuiltins
  • Java FunctionalInterfaces are automatically callable in Python
  • Java Methods can be Annotated to accept Python kwargs
  • Support for isolated SubInterpreter