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2.4.x Stable Releases

See https://www.pantsbuild.org/v2.4/docs/release-notes-2-4 for an overview of the changes in this release series.

2.4.2 (June 16, 2021)

The third stable release of the 2.4.x series, with no changes since the previous rc.

2.4.2rc1 (Jun 02, 2021)

Bug fixes

Fix Key interning race causing panic while processing panic failure (Cherry-pick of #12152) (#12159)

2.4.2rc0 (May 25, 2021)

Performance

Halve memory usage for remote cache writes (Cherry-pick of #12083) (#12118)

Documentation

Rewrite error message when Pantsd is shut down during run (Cherry-pick of #12107) (#12117)

2.4.1 (May 6, 2021)

The second stable release of the 2.4.x series, with no changes since the previous rc.

2.4.1rc1 (Apr 29, 2021)

User API Changes

Add back interpreter_constraints field to pex_binary and python_awslambda (#11979)
Revert "Run MyPy only on specified files, not transitive closure" (#11969)

Documentation

Make remote cache warning less chatty for missing files (Cherry-pick of #11976) (#11983)

2.4.1rc0 (Apr 20, 2021)

User API Changes

Run MyPy only on specified files, not transitive closure (Cherry-pick of #11936) (#11938)

Bug fixes

Fix remote cache writes to not block the Pants run (Cherry-pick of #11947) (#11950)

2.4.0 (Apr 19, 2021)

The first stable release of the 2.4.x series, with no changes since the previous rc!

2.4.0rc5 (Apr 17, 2021)

Bug fixes

Wait for all Sessions during pantsd shutdown (cherrypick of #11929) (#11934)
Retrieve RunTracker args from the OptionsBootstrapper. (cherrypick of #11931) (#11932)

2.4.0rc4 (Apr 14, 2021)

Bug fixes

Allow Python files without a file ending (Cherry-pick of #11905) (#11916)
Fix bug in Python 2.7 string dep inference. (Cherry-pick of #11900) (#11904)
Fix remote cache storing of output_directories (Cherry-pick of #11895) (#11896)

2.4.0rc3 (Apr 10, 2021)

Bug fixes

Fix a bug in unicode string dep inference. (cherrypick of #11879) (#11883)

2.4.0rc2 (Apr 08, 2021)

New Features

Add --remote-cache-warnings and make remote cache warnings less chatty (Cherry-pick of #11859) (#11863)

2.4.0rc1 (Apr 05, 2021)

Bug fixes

Fix transitive excludes for generating setup.py (Cherry-pick of #11811) (#11839)

Documentation

Escape generated markdown values (Cherry-pick of #11841) (#11846)
Fix typo in tags help message (Cherry-pick of #11838) (#11837)

2.4.0rc0 (Mar 25, 2021)

New Features

Warn when dependency inference is not used due to ambiguity from >1 target exporting the same Python module. (#11792)
Dependency inference: can disambiguate modules with multiple owners via ! ignores (#11786)

User API Changes

Deprecate --process-execution-cleanup-local-dirs in favor of --process-execution-local-cleanup (#11785)
Deprecate --process-execution-use-local-cache in favor of --process-execution-local-cache (#11781)

Bug fixes

Do not infer dependencies in some edge cases with ambiguity (#11780)
Ensure that metrics are gathered during abnormal exits (#11793)
Enable configuration of local store size limits (#11777)
Fix remote execution of Pexes by properly using append_only_caches. (#11760)

2.4.0.dev3 (Mar 19, 2021)

New Features

Add support for gRPC mypy stub files (#11658)
Support extra test runner output. (#11741)
Send opt-in anonymous telemetry to bugout (#11697)
Add [python-setup].requirement_constraints_target for upcoming Poetry macro (#11724)

User API Changes

Kill SETTABLE_ENV_VARS allow list. (#11743)

Plugin API Changes

Implement the IO methods required for input, and add Console.input. (#11703)
Mutually exclusive options no longer change the dest (#11718)

Bug fixes

Invalidate all files in the graph when file watching receives a rescan event. (#11734)
Fix a deadlock involving scheduler.all_digests, and add a note. (#11723)
Fix source root stripping to not strip requirements.txt files in plugins (#11712)
Fix the mypy-protobuf interpreter constraint. (#11695)

Documentation

Make -ldebug less chatty when using remote caching (#11667)
Improve error message for unmatched globs (#11699)

2.4.0.dev2 (Mar 12, 2021)

New Features

Add a default module_mapping for Python 3rd-party dependency inference. (#11635)

User API Changes

Warn when depending on files targets in a pex_binary or python_awslambda (#11659)
Bump default for [python-protobuf].mypy_plugin_version to 2.4 (#11662)

Plugin API Changes

Require subclassing WorkunitsCallback (#11677)

Bug fixes

Fix the local_only option to properly disable remote execution and caching (#11678)
Fix PYTHONPATH not including protobuf targets using python_source_root (#11673)
Fix streaming workunit handler plugins to log to console during run (#11674)
Avoid std::io::std usage in UI fallback. (#11671)
Improve phrasing for "unknown goal" and "unknown flag" errors. (#11664)
Do not interpret passthrough args. (#11656)

Performance

Streaming workunit handler can finalize async when pantsd used (#11683)

2.4.0.dev1 (Mar 08, 2021)

New Features

Add support for Pytest config files (#11624)

Plugin API Changes

Add Python tool support for console scripts. (#11620)
Require explicit environment usage (#11641)

Bug fixes

Upgrade to Pex 2.1.33 to fix et-xmlfile issue. (#11647)
Ensure that ancestor files at the buildroot are found. (#11632)
Handle two edge cases with ./pants tailor (#11625)

Documentation

Wrap ./pants help based on actual terminal width (#11378)
Fix references to the deprecated pants log location. (#11636)

2.4.0.dev0 (Feb 27, 2021)

New Features

Add --stats-log to log metrics at end of run (#11599)

User API Changes

Deprecate --python-setup-resolver-version option. (#11611)
Remove deprecated --remote-store options. (#11609)
Remove deprecated --process-execution-speculation options. (#11610)
Remove deprecated --remote-execution-server and --remote-store-server options (#11603)
Deprecate unused --process-execution-local-enable-nailgun (#11600)

Bug fixes

Upgrade Pex to 2.1.32 to fix venv script shebangs being too long for some Linux systems. (#11604)

Performance

Release the Pants PEX in --venv mode. (#11591)

Documentation

Less chatty plugin resolution logging (#11593)