pants

The second stable release in the 2.0.x series, with no changes since
rc4.

Thank you for everyone's feedback!

The second stable release in the 2.1.x series, with no changes since
rc2.

Thank you to everyone who helped test the rcs!

Bugfixes(11310)

• Fix filtering of log messages generated in native code. (cherrypick
  of #11313) (#11318)
• Upgrade to Pex 2.1.24 to fix macOS Big Sur. (cherrypick of #11312)
  (#11314)
• Clean the graph speculatively, and cancel nodes when interest is
  lost (cherrypick of #11308) (#11310)
• Implement native Process cache scoping to fix --test-force
  (cherrypick of #11291) (#11299)
• Revert "Move graph cycle detection to rust. (#11202)" (cherrypick
  of #11272) (#11277)
• Increase Pants' python recursion limit by default, and allow it to
  be overridden. (cherrypick of #11271) (#11276)

Bugfixes

• Fix filtering of log messages generated in native code. (cherrypick
  of #11313) (#11316)
• Upgrade to Pex 2.1.24. (cherrypick of #11312) (#11315)
• Clean the graph speculatively, and cancel nodes when interest is
  lost (cherrypick of #11308) (#11311)
• Implement native Process cache scoping to fix --test-force
  (cherrypick of #11291) (#11298)
• Increase Pants' python recursion limit by default, and allow it to
  be overridden. (cherrypick of #11271) (#11274)
• Revert "Move graph cycle detection to rust. (#11202)" (cherrypick
  of #11272) (#11275) PR
  #11275

New Features

• Add shorthand to use a file name for pex_binary's entry_point and python_awslambda's handler field (#11261)

• Add dependency inference for pex_binary's entry_point and python_awslambda's handler fields (#11245)

• Allow file arguments to work with the app.py shorthand for pex_binary and python_awslambda (#11263)

• Warn if package and test have no matching files/targets (#11240)

User API Changes

• 2.2.0.dev1 deprecations. (#11281)

• Require pex_binary's platforms field to be a list (#11246)

• Remove deprecated --pants-distdir-legacy-paths option (#11247)

Bug fixes

• Increase Pants' python recursion limit by default, and allow it to be overridden. (#11271)

• Stop logging if Pyenv not installed (#11243)

Performance

• Reduce interning overhead (#11262)

• Parallelize the Owners rule more (#11260)

Documentation

• Update Pants prerequisites facts. (#11265)

Bugfixes

• Fix off-by-one error for python_awslambda
sources field validation (#11234)

New Features

• Add dependency inference for Protobuf <-> Protobuf imports (#11205)

• Add dependency inference for Python imports of Protobuf/gRPC (#11195)

• Allow setting the entry point for a pex_binary to <none> (#11199)

• Add support for filtering file vs BUILD targets (#11126)

• Cancel sessions rather than killing pantsd (#11123)

• Remoting: allow timeout parameters to be configured (#11125)

User API Changes

• Require Python 3.7 or 3.8 to run Pants (#11135)

• Deprecate mypy_source_plugin and pylint_source_plugin targets in favor of python_library (#11233)

• Remove deprecated compatibility field in favor of interpreter_constraints (#11225)

• Upgrade to Pex 2.1.21. (#11131)

Plugin API Changes

• Remove PrimitiveField and align AsyncField with Field (#11231)

• Change AsyncField to be AsyncFieldMixin (#11232)

• Deprecate TransitiveTargetsRequestLite and DependenciesRequestLite now that graph cycle is fixed (#11188)

Bug fixes

• Fix dependency inference parsing of Python 3.8 and 3.9 syntax (#11213)

• Set the soft ulimit value more conservatively to fix macOS Big Sur issue (#11194)

• Move graph cycle detection to Rust to fix recursion limit. (#11202)

• Fix relative imports in dependency inference (#11181)

• Remove extraneous info level log line (#11228)

• Fix Coverage not finding resource files when generating a report (#11129)

• Fix test results showing up twice by removing TargetsWithOrigin (#11128)

• Make a few minor reliability fixes to remote caching code (#11130)

Documentation

• Improve error message for no applicable targets (#11215)

User API Changes

• Revert premature deprecation of sources field for
  python_awslambda (#11217)

Bugfixes

• Move graph cycle detection to Rust to fix recursion limit.
  (cherrypick of #11202) (#11204)
• Set the soft ulimit value more conservatively to fix macOS Big Sur
  issue (cherrypick of #11194) (#11197)

User API Changes

• Revert premature deprecation of sources field for
  python_awslambda (#11216)

Bugfixes

• Move graph cycle detection to rust to fix recursion limit.
  (cherrypick of #11202) (#11203)
• Set the soft ulimit value more conservatively to fix macOS Big Sur
  issue (cherrypick of #11194) (#11196)

The first stable release of the 2.1.x series, with no changes since
the previous release candidate.

User API Changes

• Deprecate the sources field for
  python_awslambda (Cherry-pick of #11176) (#11177)

Bugfixes

• Fix relative imports in dependency inference (Cherry-pick of #11181)
  (#11190)

Bugfixes

• Fix relative imports in dependency inference (Cherry-pick of #11181)
  (#11189)

New Features

• Remoting: allow timeout parameters to be configured (Cherry-pick of
  #11125) (#11158)

User API Changes

• Deprecate running Pants with Python 3.6 (#11173)
• Deprecate the sources field for
  python_awslambda (Cherry-pick of #11176) (#11178)

Bugfixes

• make a few minor reliability fixes to remote caching code
  (Cherry-pick of #11130) (#11159)

User API Changes

• Add a specific error for target names containing slashes (cherrypick
  of #11115) (#11122)

Bugfixes

• Fix logs for test, lint,
  fmt, and typecheck to always print, even
  if cached (Cherry-pick of #11111) (#11116)
• Fix pytest.pex leaking into coverage data (Cherry-pick
  of #11110) (#11112)
• Fix Coverage not finding resource files when generating a report
  (Cherry-pick of #11129) (#11139)
• Fix !! transitive excludes when used multiple times in
  a repo (Cherry-pick of #11103) (#11104)
• Fix setup_py().with_binaries() to properly inject
  dependencies (#11098)
• Upgrade to Pex 2.1.21 to fix interpreter selection and race
  condition (Cherry-pick of #11131) (#11133)
• Fix --pex-verbosity to work with the interpreter
  selection PEX (Cherry-pick of #11108) (#11120)

Bugfixes

• Upgrade to Pex 2.1.21 (Cherry-pick of #11131) (#11134)
• Fix Coverage not finding resource files when generating a report
  (Cherry-pick of #11129) (#11138)

New Features

• Add export-codegen goal (#11107)
• Add ./pants py-constraints --summary for project
  overview (#11099)
• Add ./pants help subsystems (#11088)
• Improve performance of dependency inference (#11094)

User API Changes

• Change default for --pants-distdir-legacy-paths and
  deprecate it (#11096)
• Clarify that process cache namespacing works for all runners
  (#11095)
• Deprecate target names containing slashes and colons (#11115)

Plugin API Changes

• Rename SourcesSnapshot to SpecsSnapshot
  (#11114)

Bugfixes

• Fix logs for test, lint,
  fmt, and typecheck to always print, even
  if cached (#11111)
• Fix pytest.pex leaking into coverage data (#11110)
• Fix --pex-verbosity to work with the interpreter
  selection PEX (#11108)
• Fix !! transitive excludes when used multiple times in
  a repo (#11103)
• Fix setup_py.with_provides() to respect the
  :func entry-point shorthand (#11093)
• Include a host fingerprint in pantsd's identity (#11092)

Documentation

• Improve error message for invalid unions in Get()s (#11102)

User API Changes

• Do not error if ./pants package does not match any
  targets (#11051)
• Deprecate the compatibility field in favor of
  interpreter_constraints (#11074)
• Remove deprecated awslambda, binary, and
  setup-py goals in favor of package
  (#11048)
• Rename pex-binary/python-distribution to avoid naming collisions.
  (#11007)
• Remove deprecated --{fmt,lint}-per-target-caching in
  favor of --per-file-caching (#11062)
• Remove post_stats from RunTracker (#11068)
• Remove stats_version in runtracker (#11065)
• Remove deprecated --lang and --lc-all
  options in favor of --env-vars (#11066)
• Remove deprecated --protoc-runtime-targets option
  (#11083)
• Remove deprecated --interpreter-constraints option
  for some Python tools (#11082)
• Remove deprecated runtime_binary_dependencies field
  (#11079)
• Remove deprecated --spec-file option in favor of
  --spec-files (#11076)
• Remove deprecated [basic-auth],
  [reporter], and run-tracker
  options (#11078)
• Remove deprecated --print-exception-stacktrace in
  favor of --print-stacktrace (#11085)
• Remove unused global options (#11077)
• Remove deprecated python_requirement BUILD file symbol
  (#11055)
• Deprecate the platforms field allowing a bare string
  (#11073)
• Deprecate several unused options (#11041)
• Deprecate unused run-tracker options (#11038)
• Remove deprecated python-setup options (#10984)
• Remove deprecated Subsystem.get_options() in favor of
  Subsystem.options (#10986)
• Remove deprecated global options like --v2 and
  --backend-packages2 (#10985)
• Remove deprecated --changed-* options (#10982)
• Remove deprecated ./pants filter options (#10983)

New Features

• Add [python-setup].resolver_http_cache_ttl option
  (#10997)
• Add new py-constraints goal through new
  pants.backend.python.mixed_interpreter_constraints
  backend (#11075)
• Add :my_func shorthand for the
  entry_point field (#11064)
• Add new EngineAware method metadata() (#11030)
• remote caching support (#10960)
• Store per-run logs on RunTracker (#11025)
• Allow changing the URL to download tools like PEX and Protoc
  (#11013)
• Add mechanism to deprecate target types and fields (#10966)

Bugfixes

• remote caching: upload stdout/stderr content to remote cache
  (#11049)
• Fix PEX to always write to named_caches_dir, rather
  than ~/.pex (#11040)
• Fix setup_py().with_binaries() to use the default
  entry point (#11021)
• Fix resource leak warning with stdio (#10995)
• Fix ./pants repl to use global constrains when no
  targets specified (#10991)
• Fix overly verbose FieldSet in stack traces (#10978)
• Fix several bad usages of itertools.groupby() (#10976)
• Fix bug with linter targets being skipped (#10974)
• Fix config validation not erroring on global options in wrong scope
  (#10950)
• Automatically set setuptools interpreter constraints if unspecified
  (#10951)

Documentation

• Improve error message for invalid input in Get()s (#11081)
• Improve several help messages (#11029)
• Fold target help into the help system. (#11022)