Pre-release

This release is a pre-release and may not be stable for production use.

Pants is an Apache2 licensed build tool written in Python and Rust.

The latest documentation can be found at pantsbuild.org.

2.10.x Release Series

2.10.0rc0 (Feb 07, 2022)

New Features

Add --fmt-only, --check-only, and --lint-only (#14356)
Add support for building PyOxidizer apps (#14183)
Adds run support for deploy_jar targets (#14352)
New [docker].executable_search_paths option. (#14360)
Support Go 1.18 fuzz test targets (#14357)
Validate Python user lockfiles & improve tool lockfile error message (#14353)
Allow using Yapf with update-build-files rather than Black (#14378)
Graduate Thrift Python support to be stable with pants.backend.codegen.thrift.apache.python (#14389)

User API Changes

Graduate Docker backend from experimental status. (#14310)
Graduate the Dockerfile linter Hadolint from experimental status. (#14311)
Merge validate goal with lint goal (#14102)
Rename Python resolve options and fields to not say "experimental" (#14326)
Add Thrift, Protobuf, Java, and Scala folders to default for [source].root_patterns (#14363)
Rename the download-pex-bin scope to pex-cli. (#14344)
Upgrade default Black version to 22.1.0 (#14324)
Upgrade default Pytest version to 7 (#14380)

Plugin API Changes

Rename LintRequest to LintTargetsRequest (#14312)
New (optional) API for MyPy-friendly options registration (#14331)
Remove PexFromTargetsRequest.additional_requirements (#14350)
ReplImplementation now passes root targets, not transitive closure (#14323)
LintRequest, FmtRequest, and CheckRequest must set name: ClassVar[str] (#14304)

Bug fixes

Warn when [python-protobuf].runtime_dependencies needs to use new target generator syntax (#14391)
Fix native cycle detection error message. (#14381)
Fix import parsing regression (#14349)
Include link dest in symlink error. (#14384)

Performance

Lazy load help info (#14305)

Documentation

Standardize how we reference formatters, linters, and checkers in goal summary (#14355)
Don't enumerate deprecated scopes in help. (#14345)
Don't render skipped tools in final summary with fmt, lint, check, and test (#14303)

2.10.0.dev3 (Jan 28, 2022)

New Features

Support multiple disjoint Python resolves via [python].experimental_resolves (#14299)
Optionally render the --dynamic-ui with Prodash (#14221)
Add context_root field to docker_image and default_context_root option to [docker] scope. (#14165)

User API Changes

Deprecate generate-user-lockfile and [python].experimental_lockfile in favor of [python].experimental_resolves (#14288)
Bump versions & regenerate lockfiles for several Python tools, including Twine, PyUpgrade, and MyPy Protobuf (#14277)
Upgrade Pex to 2.1.65. (#14256)

Plugin API Changes

Remove PexFromTargetsRequest(direct_deps_only: bool) (#14291)
Rename GenerateToolLockfileSentinel.options_scope to resolve_name (#14231)
Rename PythonModule to PythonModuleOwnersRequest (#14276)

Bug fixes

Fix plugin resolution running twice. (#14294)
Fix Pylint to consider transitive third-party dependencies (#14289)
Fix bad default module mapping for PyMongo (#14284)
go: filter out vendor directories in tailor (#14259)
Fix packaged file names for pex_binaries target generator (#14269)
Cap number of UI bars to terminal height (#14228)
Fix executability of materialized files for non-owners. (#14298)

Performance

Dynamically choose per-process concurrency for supported processes (#14184)

Documentation

Add some missing backends to generated docs (#14290)

2.10.0.dev2 (Jan 22, 2022)

New Features

JVM lockfile invalidation headers and verification (#14185)
Add new api-types help goal (#14081)
Add line numbers to --unowned-dependency-behavior errors (#14169)
Add Flake8 first-party plugin support (#14027)
add runtime dependencies field for Apache Thrift for Python (#14158)
Add #pants: no-infer-dep pragma for ignoring imports (#14059 and #14225)
Add local .pants.rc support (#14142)
thrift: add scrooge java backend (#14043)
add Avro codegen support for Java (#13990)

User API Changes

add timeout for remote cache lookups (#14224)
Replace coursier-resolve goal with generate-lockfiles (#14211)
Replace jvm-generate-lockfiles goal with generate-lockfiles (#14176)
Deprecate sourcefile-validation in favor of regex-lint (#14173)
Deprecate python_requirements and poetry_requirements using old macro in favor of target generation (#14075)
Add try/except parsing to import_parser to avoid failing strict checks for optional imports (#14216)
Don't error on string imports with [python-infer].unowned_dependency_behavior (#14179)

Plugin API Changes

Remove per-language indirection for formatter plugins. (#14166)

Bug fixes

Fix complex __import__ statements failing to parse with Python 2.7 - 3.7 (#14232)
LockfileMetadata - Replace flaky _header_dict() mechanism with more robust header_attrs mechanism (#14229)
More accurate reported runtime when pantsd is in use. (#14177)
Fix Pylint to run on transitive dependencies to avoid underreporting issues (#13918)
[Docker] Fix bug when a putative target address did not exist. (#14125)
Fix immutable inputs DCL bug. (#14016)

Performance

Batching of lint and fmt invokes (#14186)

Documentation

[Doc] Include backend source for goals, subsystems and targets in generated docsite. (#14126)

2.10.0.dev1 (Jan 07, 2022)

New Features

JVM Resources support (#13908)
Expose Docker build context hash for image tag interpolation. (#13959)
Add Thrift IDL codegen using Apache Thrift for Python and Java and Scrooge for Scala (#13987)
Add new image_labels field to docker_image. (#13973)

User API Changes

Deprecate [validate].detail_level in favor of [sourcefile-validation].detail_level (#14103)
Upgrade Hadolint (dockerfile linter) to from 2.6.0 to 2.8.0 (#14110)
Change third party module mapping to consider resolves (#14034)

Plugin API Changes

Fix @rule effect validation for not cacheable types. (#14069)
Allow plugins to use range requirements by applying constraints to plugin resolution (#14058)

Bug fixes

Reduce output from scalafmt, and lower reflective access option threshold for Google Java Format. (#14109)
Hook up Scalafmt and Google Java Format to ./pants lint (#14108)
Fix validate goal crashing if not configured (#14104)
Fix dropped output race during UI teardown (#14093)
Fix incorrectly setting name on python_requirements macro (#14065)
[jvm] Use appropriate coordinate serialization for Coursier CLI inputs. (#14038)
Fix .pyi type stubs to show up in python_distribution (#14033)
Fix file sources codegen for the Docker build context. (#14024)
[jvm] Parse maven coordinates using regular expression (#14010)
[jvm] Fix use of multiple scalac plugins when one plugin has multiple classpath entries (#14012)

Documentation

Include provider info in help output for subsystems and target types. (#13993)
Fix help strings which were accidentally tuples, and add a validation. (#14057)

2.10.0.dev0 (Dec 27, 2021)

New Features

Add duration and cache source to test output. (#13889)
Add pex_binaries target generator (#13910)
Support Docker build target stage (#13956)
Add ssh field to docker_image. (#13957)
Docker FROM target dep inference (#13921)
Docker context troubleshooter (#13896)
java: add protobuf code generation support using protoc (#13989)
Support test --debug with scalatest and junit. (#13966)

User API Changes

Update shellcheck default version to v0.8.0 (#13983)
Upgrade to Pex 2.1.61 and use --venv copies. (#13979)
Remove deprecated [python-setup] in favor of [python] (#14004)
Remove deprecated typecheck goal as alias for check (#13929)
Remove deprecated pants_requirement in favor of pants_requirements (#13927)
Remove deprecated --process-execution-local-cleanup and --process-execution-local-cache in favor of --process-cleanup and --local-cache (#13928)

Plugin API Changes

Add OptionalSingleSourceField (#13982)
Remove deprecated RuleRunner methods create_file(s) and add_to_build_file. (#13954)
Revert "Turn off validation for unset SourcesField if required=False" (#13856) (#13944)

Bug fixes

[jvm] Fix parsing of Coursier report coordinates when packaging is reported. (#13996)
Restore the pants namespace package. (#13972)
Fix --log-levels-by-target not working for logs from Python code (#13939)
Fix tailor not setting the name field (#13913)

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pantsbuild.pants-2.10.0rc0-cp39-cp39-manylinux2014_x86_64.whl (45.7 MB view details)

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