Developer Guide

For people who want to work on Jython itself – fixing bugs, porting modules, cutting releases, or just understanding how the project is organized. This section has the coding standards, tooling guides, and process documentation you need to contribute effectively.

Getting Involved

• JythonDeveloperGuide – The main developer guide with IDE setup instructions (Eclipse, IntelliJ, NetBeans), porting guides, and regression test notes

• JythonDeveloperGuide (summary) – A condensed version of the developer guide

• HowToGetInvolved – Where to start if you want to contribute to Jython

• WhosDoingWhat – Who is working on which parts of the project

Standards & Process

• CodingStandards – Code style conventions for the Jython codebase

• PatchGuidelines – How to prepare and submit patches

• ReportingBugs – How and where to file bug reports

Testing

• TestingJython – How to run the Jython test suite

• TestFailures – Known test failures and their status

• MigrateBugtests – Moving legacy bug tests into the modern test framework

Releases & Planning

• HowToReleaseJython – The release process, step by step

• JythonReleaseNotes – Release notes across Jython versions

• RoadMap – Planned features and milestones

• MovingJythonForward – Discussion about the project’s direction and priorities

Compatibility & Migration

• Jython25BackwardsIncompatibilities – Breaking changes introduced in Jython 2.5

• UpgradeTo25CPythonLib – Upgrading the bundled CPython standard library to match 2.5

• VersionTransition – Notes on transitioning between major Jython versions

• RelicensingJython – The effort to relicense Jython

Infrastructure

• DeveloperFAQ – Common developer questions and answers

• SourceForge – Jython’s historical SourceForge project page

• SvnToHgMigration – Migrating the repository from Subversion to Mercurial

• WebsiteBuilderSetup – How the jython.org website build system works