diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml index 3b70734e..7e9d4dea 100644 --- a/.bazelci/presubmit.yml +++ b/.bazelci/presubmit.yml @@ -51,9 +51,11 @@ buildifier: test_flags: - "--noenable_bzlmod" - "--enable_workspace" + - "--test_tag_filters=-integration-test" build_flags: - "--noenable_bzlmod" - "--enable_workspace" + - "--build_tag_filters=-integration-test" bazel: 7.x .common_bazelinbazel_config: &common_bazelinbazel_config build_flags: diff --git a/.bazelrc b/.bazelrc index 4e6f2fa1..d2e07215 100644 --- a/.bazelrc +++ b/.bazelrc @@ -4,8 +4,8 @@ # (Note, we cannot use `common --deleted_packages` because the bazel version command doesn't support it) # To update these lines, execute # `bazel run @rules_bazel_integration_test//tools:update_deleted_packages` -build --deleted_packages=examples/build_file_generation,examples/build_file_generation/random_number_generator,examples/bzlmod,examples/bzlmod_build_file_generation,examples/bzlmod_build_file_generation/other_module/other_module/pkg,examples/bzlmod_build_file_generation/runfiles,examples/bzlmod/entry_points,examples/bzlmod/entry_points/tests,examples/bzlmod/libs/my_lib,examples/bzlmod/other_module,examples/bzlmod/other_module/other_module/pkg,examples/bzlmod/patches,examples/bzlmod/py_proto_library,examples/bzlmod/py_proto_library/example.com/another_proto,examples/bzlmod/py_proto_library/example.com/proto,examples/bzlmod/runfiles,examples/bzlmod/tests,examples/bzlmod/tests/other_module,examples/bzlmod/whl_mods,examples/multi_python_versions/libs/my_lib,examples/multi_python_versions/requirements,examples/multi_python_versions/tests,examples/pip_parse,examples/pip_parse_vendored,examples/pip_repository_annotations,examples/py_proto_library,examples/py_proto_library/example.com/another_proto,examples/py_proto_library/example.com/proto,gazelle,gazelle/manifest,gazelle/manifest/generate,gazelle/manifest/hasher,gazelle/manifest/test,gazelle/modules_mapping,gazelle/python,gazelle/pythonconfig,gazelle/python/private,tests/integration/compile_pip_requirements,tests/integration/compile_pip_requirements_test_from_external_repo,tests/integration/custom_commands,tests/integration/ignore_root_user_error,tests/integration/ignore_root_user_error/submodule,tests/integration/local_toolchains,tests/integration/pip_parse,tests/integration/pip_parse/empty,tests/integration/py_cc_toolchain_registered,tests/modules/other,tests/modules/other/nspkg_delta,tests/modules/other/nspkg_gamma -query --deleted_packages=examples/build_file_generation,examples/build_file_generation/random_number_generator,examples/bzlmod,examples/bzlmod_build_file_generation,examples/bzlmod_build_file_generation/other_module/other_module/pkg,examples/bzlmod_build_file_generation/runfiles,examples/bzlmod/entry_points,examples/bzlmod/entry_points/tests,examples/bzlmod/libs/my_lib,examples/bzlmod/other_module,examples/bzlmod/other_module/other_module/pkg,examples/bzlmod/patches,examples/bzlmod/py_proto_library,examples/bzlmod/py_proto_library/example.com/another_proto,examples/bzlmod/py_proto_library/example.com/proto,examples/bzlmod/runfiles,examples/bzlmod/tests,examples/bzlmod/tests/other_module,examples/bzlmod/whl_mods,examples/multi_python_versions/libs/my_lib,examples/multi_python_versions/requirements,examples/multi_python_versions/tests,examples/pip_parse,examples/pip_parse_vendored,examples/pip_repository_annotations,examples/py_proto_library,examples/py_proto_library/example.com/another_proto,examples/py_proto_library/example.com/proto,gazelle,gazelle/manifest,gazelle/manifest/generate,gazelle/manifest/hasher,gazelle/manifest/test,gazelle/modules_mapping,gazelle/python,gazelle/pythonconfig,gazelle/python/private,tests/integration/compile_pip_requirements,tests/integration/compile_pip_requirements_test_from_external_repo,tests/integration/custom_commands,tests/integration/ignore_root_user_error,tests/integration/ignore_root_user_error/submodule,tests/integration/local_toolchains,tests/integration/pip_parse,tests/integration/pip_parse/empty,tests/integration/py_cc_toolchain_registered,tests/modules/other,tests/modules/other/nspkg_delta,tests/modules/other/nspkg_gamma +build --deleted_packages=examples/build_file_generation,examples/build_file_generation/random_number_generator,examples/bzlmod,examples/bzlmod/entry_points,examples/bzlmod/entry_points/tests,examples/bzlmod/libs/my_lib,examples/bzlmod/other_module,examples/bzlmod/other_module/other_module/pkg,examples/bzlmod/patches,examples/bzlmod/py_proto_library,examples/bzlmod/py_proto_library/example.com/another_proto,examples/bzlmod/py_proto_library/example.com/proto,examples/bzlmod/runfiles,examples/bzlmod/tests,examples/bzlmod/tests/other_module,examples/bzlmod/whl_mods,examples/bzlmod_build_file_generation,examples/bzlmod_build_file_generation/other_module/other_module/pkg,examples/bzlmod_build_file_generation/runfiles,examples/multi_python_versions/libs/my_lib,examples/multi_python_versions/requirements,examples/multi_python_versions/tests,examples/pip_parse,examples/pip_parse_vendored,examples/pip_repository_annotations,examples/py_proto_library,examples/py_proto_library/example.com/another_proto,examples/py_proto_library/example.com/proto,gazelle,gazelle/manifest,gazelle/manifest/generate,gazelle/manifest/hasher,gazelle/manifest/test,gazelle/modules_mapping,gazelle/python,gazelle/python/private,gazelle/pythonconfig,tests/integration/compile_pip_requirements,tests/integration/compile_pip_requirements_test_from_external_repo,tests/integration/custom_commands,tests/integration/ignore_root_user_error,tests/integration/ignore_root_user_error/submodule,tests/integration/local_toolchains,tests/integration/pip_parse,tests/integration/pip_parse/empty,tests/integration/py_cc_toolchain_registered,tests/modules/other,tests/modules/other/nspkg_delta,tests/modules/other/nspkg_gamma +query --deleted_packages=examples/build_file_generation,examples/build_file_generation/random_number_generator,examples/bzlmod,examples/bzlmod/entry_points,examples/bzlmod/entry_points/tests,examples/bzlmod/libs/my_lib,examples/bzlmod/other_module,examples/bzlmod/other_module/other_module/pkg,examples/bzlmod/patches,examples/bzlmod/py_proto_library,examples/bzlmod/py_proto_library/example.com/another_proto,examples/bzlmod/py_proto_library/example.com/proto,examples/bzlmod/runfiles,examples/bzlmod/tests,examples/bzlmod/tests/other_module,examples/bzlmod/whl_mods,examples/bzlmod_build_file_generation,examples/bzlmod_build_file_generation/other_module/other_module/pkg,examples/bzlmod_build_file_generation/runfiles,examples/multi_python_versions/libs/my_lib,examples/multi_python_versions/requirements,examples/multi_python_versions/tests,examples/pip_parse,examples/pip_parse_vendored,examples/pip_repository_annotations,examples/py_proto_library,examples/py_proto_library/example.com/another_proto,examples/py_proto_library/example.com/proto,gazelle,gazelle/manifest,gazelle/manifest/generate,gazelle/manifest/hasher,gazelle/manifest/test,gazelle/modules_mapping,gazelle/python,gazelle/python/private,gazelle/pythonconfig,tests/integration/compile_pip_requirements,tests/integration/compile_pip_requirements_test_from_external_repo,tests/integration/custom_commands,tests/integration/ignore_root_user_error,tests/integration/ignore_root_user_error/submodule,tests/integration/local_toolchains,tests/integration/pip_parse,tests/integration/pip_parse/empty,tests/integration/py_cc_toolchain_registered,tests/modules/other,tests/modules/other/nspkg_delta,tests/modules/other/nspkg_gamma test --test_output=errors diff --git a/.editorconfig b/.editorconfig new file mode 100644 index 00000000..26bb52ff --- /dev/null +++ b/.editorconfig @@ -0,0 +1,17 @@ +# Unix-style newlines with a newline ending every file +[*] +end_of_line = lf +insert_final_newline = true + +# Set default charset +[*] +charset = utf-8 + +# Line width +[*] +max_line_length = 100 + +# 4 space indentation +[*.{py,bzl}] +indent_style = space +indent_size = 4 diff --git a/.gitignore b/.gitignore index 863b0e9c..5a34cd45 100644 --- a/.gitignore +++ b/.gitignore @@ -32,11 +32,11 @@ *~ # Bazel directories -/bazel-* -/bazel-bin -/bazel-genfiles -/bazel-out -/bazel-testlogs +bazel-* +bazel-bin +bazel-genfiles +bazel-out +bazel-testlogs user.bazelrc # vim swap files @@ -51,4 +51,4 @@ user.bazelrc # MODULE.bazel.lock is ignored for now as per recommendation from upstream. # See https://github.com/bazelbuild/bazel/issues/20369 -MODULE.bazel.lock +MODULE.bazel.lock \ No newline at end of file diff --git a/CHANGELOG.md b/CHANGELOG.md index 8fc00ca2..15b3a3ea 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -54,12 +54,14 @@ END_UNRELEASED_TEMPLATE {#v0-0-0-changed} ### Changed + * (rules) On Windows, {obj}`--bootstrap_impl=system_python` is forced. This allows setting `--bootstrap_impl=script` in bazelrc for mixed-platform environments. * (rules) {obj}`pip_compile` now generates a `.test` target. The `_test` target is deprecated and will be removed in the next major release. ([#2794](https://github.com/bazel-contrib/rules_python/issues/2794) +* (py_wheel) py_wheel always creates zip64-capable wheel zips {#v0-0-0-fixed} ### Fixed @@ -74,12 +76,20 @@ END_UNRELEASED_TEMPLATE * The {obj}`//python/runtime_env_toolchains:all` toolchain now works with it. * (rules) Better handle flakey platform.win32_ver() calls by calling them multiple times. +* (tools/wheelmaker.py) Extras are now preserved in Requires-Dist metadata when using requires_file + to specify the requirements. +* (toolchains) Local toolchains now supports Windows. {#v0-0-0-added} ### Added * Repo utilities `execute_unchecked`, `execute_checked`, and `execute_checked_stdout` now support `log_stdout` and `log_stderr` keyword arg booleans. When these are `True` (the default), the subprocess's stdout/stderr will be logged. +* (toolchains) Local toolchains can be activated with custom flags. See + [Conditionally using local toolchains] docs for how to configure. +* (pypi) `RULES_PYTHON_ENABLE_PIPSTAR` environment variable: when `1`, the Starlark + implementation of wheel METADATA parsing is used (which has improved multi-platform + build support). {#v0-0-0-removed} ### Removed @@ -103,8 +113,6 @@ END_UNRELEASED_TEMPLATE * 3.12.9 * 3.13.2 * (pypi) Use `xcrun xcodebuild --showsdks` to find XCode root. -* (pypi) The `bzlmod` extension will now generate smaller lock files for when - using `experimental_index_url`. * (toolchains) Remove all but `3.8.20` versions of the Python `3.8` interpreter who has reached EOL. If users still need other versions of the `3.8` interpreter, please supply the URLs manually {bzl:obj}`python.toolchain` or {bzl:obj}`python_register_toolchains` calls. @@ -120,13 +128,6 @@ END_UNRELEASED_TEMPLATE [PR #2746](https://github.com/bazel-contrib/rules_python/pull/2746). * (rules) {attr}`py_binary.srcs` and {attr}`py_test.srcs` is no longer mandatory when `main_module` is specified (for `--bootstrap_impl=script`) -* (pypi) From now on the `Requires-Dist` from the wheel metadata is analysed in - the loading phase instead of repository rule phase giving better caching - performance when the target platforms are changed (e.g. target python - versions). This is preparatory work for stabilizing the cross-platform wheel - support. From now on the usage of `experimental_target_platforms` should be - avoided and the `requirements_by_platform` values should be instead used to - specify the target platforms for the given dependencies. [20250317]: https://github.com/astral-sh/python-build-standalone/releases/tag/20250317 diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 17558e1b..b087119d 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -173,6 +173,55 @@ The `legacy_foo` arg was removed ::: ``` +## Style and idioms + +For the most part, we just accept whatever the code formatters do, so there +isn't much style to enforce. + +Some miscellanous style, idioms, and conventions we have are: + +### Markdown/Sphinx Style + +* Use colons for prose sections of text, e.g. `:::{note}`, not backticks. +* Use backticks for code blocks. +* Max line length: 100. + +### BUILD/bzl Style + +* When a macro generates public targets, use a dot (`.`) to separate the + user-provided name from the generted name. e.g. `foo(name="x")` generates + `x.test`. The `.` is our convention to communicate that it's a generated + target, and thus one should look for `name="x"` when searching for the + definition. +* The different build phases shouldn't load code that defines objects that + aren't valid for their phase. e.g. + * The bzlmod phase shouldn't load code defining regular rules or providers. + * The repository phase shouldn't load code defining module extensions, regular + rules, or providers. + * The loading phase shouldn't load code defining module extensions or + repository rules. + * Loading utility libraries or generic code is OK, but should strive to load + code that is usable for its phase. e.g. loading-phase code shouldn't + load utility code that is predominately only usable to the bzlmod phase. +* Providers should be in their own files. This allows implementing a custom rule + that implements the provider without loading a specific implementation. +* One rule per file is preferred, but not required. The goal is that defining an + e.g. library shouldn't incur loading all the code for binaries, tests, + packaging, etc; things that may be niche or uncommonly used. +* Separate files should be used to expose public APIs. This ensures our public + API is well defined and prevents accidentally exposing a package-private + symbol as a public symbol. + + :::{note} + The public API file's docstring becomes part of the user-facing docs. That + file's docstring must be used for module-level API documentation. + ::: +* Repository rules should have name ending in `_repo`. This helps distinguish + them from regular rules. +* Each bzlmod extension, the "X" of `use_repo("//foo:foo.bzl", "X")` should be + in its own file. The path given in the `use_repo()` expression is the identity + Bazel uses and cannot be changed. + ## Generated files Some checked-in files are generated and need to be updated when a new PR is diff --git a/docs/api/rules_python/python/config_settings/index.md b/docs/api/rules_python/python/config_settings/index.md index ed644429..f4618ff9 100644 --- a/docs/api/rules_python/python/config_settings/index.md +++ b/docs/api/rules_python/python/config_settings/index.md @@ -159,6 +159,18 @@ Values: ::: :::: +::::{bzl:flag} pip_env_marker_config +The target that provides the values for pip env marker evaluation. + +Default: `//python/config_settings:_pip_env_marker_default_config` + +This flag points to a target providing {obj}`EnvMarkerInfo`, which determines +the values used when environment markers are resolved at build time. + +:::{versionadded} VERSION_NEXT_FEATURE +::: +:::: + ::::{bzl:flag} pip_whl Set what distributions are used in the `pip` integration. diff --git a/docs/environment-variables.md b/docs/environment-variables.md index 9500fa82..26c17109 100644 --- a/docs/environment-variables.md +++ b/docs/environment-variables.md @@ -46,11 +46,28 @@ When `1`, the rules_python will warn users about deprecated functionality that w be removed in a subsequent major `rules_python` version. Defaults to `0` if unset. ::: -:::{envvar} RULES_PYTHON_ENABLE_PYSTAR +::::{envvar} RULES_PYTHON_ENABLE_PYSTAR When `1`, the rules_python Starlark implementation of the core rules is used -instead of the Bazel-builtin rules. Note this requires Bazel 7+. +instead of the Bazel-builtin rules. Note this requires Bazel 7+. Defaults +to `1`. + +:::{versionadded} 0.26.0 +Defaults to `0` if unspecified. +::: +:::{versionchanged} 0.40.0 +The default became `1` if unspecified +::: +:::: + +::::{envvar} RULES_PYTHON_ENABLE_PIPSTAR + +When `1`, the rules_python Starlark implementation of the pypi/pip integration is used +instead of the legacy Python scripts. + +:::{versionadded} VERSION_NEXT_FEATURE ::: +:::: ::::{envvar} RULES_PYTHON_EXTRACT_ROOT diff --git a/docs/pypi-dependencies.md b/docs/pypi-dependencies.md index 4ec40bc8..b3ae7fe5 100644 --- a/docs/pypi-dependencies.md +++ b/docs/pypi-dependencies.md @@ -338,7 +338,6 @@ leg of the dependency manually. For instance by making perhaps `apache-airflow-providers-common-sql`. -(bazel-downloader)= ### Multi-platform support Multi-platform support of cross-building the wheels can be done in two ways - either @@ -391,6 +390,31 @@ compatible indexes. This is only supported on `bzlmd`. ``` + + (bazel-downloader)= ### Bazel downloader and multi-platform wheel hub repository. @@ -487,3 +511,9 @@ Bazel will call this file like `cred_helper.sh get` and use the returned JSON to into whatever HTTP(S) request it performs against `example.com`. [rfc7617]: https://datatracker.ietf.org/doc/html/rfc7617 + + diff --git a/docs/toolchains.md b/docs/toolchains.md index 2f8db665..c8305e8f 100644 --- a/docs/toolchains.md +++ b/docs/toolchains.md @@ -377,15 +377,14 @@ local_runtime_repo( local_runtime_toolchains_repo( name = "local_toolchains", runtimes = ["local_python3"], + # TIP: The `target_settings` arg can be used to activate them based on + # command line flags; see docs below. ) # Step 3: Register the toolchains register_toolchains("@local_toolchains//:all", dev_dependency = True) ``` -Note that `register_toolchains` will insert the local toolchain earlier in the -toolchain ordering, so it will take precedence over other registered toolchains. - :::{important} Be sure to set `dev_dependency = True`. Using a local toolchain only makes sense for the root module. @@ -397,6 +396,72 @@ downstream modules. Multiple runtimes and/or toolchains can be defined, which allows for multiple Python versions and/or platforms to be configured in a single `MODULE.bazel`. +Note that `register_toolchains` will insert the local toolchain earlier in the +toolchain ordering, so it will take precedence over other registered toolchains. +To better control when the toolchain is used, see [Conditionally using local +toolchains] + +### Conditionally using local toolchains + +By default, a local toolchain has few constraints and is early in the toolchain +ordering, which means it will usually be used no matter what. This can be +problematic for CI (where it shouldn't be used), expensive for CI (CI must +initialize/download the repository to determine its Python version), and +annoying for iterative development (enabling/disabling it requires modifying +MODULE.bazel). + +These behaviors can be mitigated, but it requires additional configuration +to avoid triggering the local toolchain repository to initialize (i.e. run +local commands and perform downloads). + +The two settings to change are +{obj}`local_runtime_toolchains_repo.target_compatible_with` and +{obj}`local_runtime_toolchains_repo.target_settings`, which control how Bazel +decides if a toolchain should match. By default, they point to targets *within* +the local runtime repository (trigger repo initialization). We have to override +them to *not* reference the local runtime repository at all. + +In the example below, we reconfigure the local toolchains so they are only +activated if the custom flag `--//:py=local` is set and the target platform +matches the Bazel host platform. The net effect is CI won't use the local +toolchain (nor initialize its repository), and developers can easily +enable/disable the local toolchain with a command line flag. + +``` +# File: MODULE.bazel +bazel_dep(name = "bazel_skylib", version = "1.7.1") + +local_runtime_toolchains_repo( + name = "local_toolchains", + runtimes = ["local_python3"], + target_compatible_with = { + "local_python3": ["HOST_CONSTRAINTS"], + }, + target_settings = { + "local_python3": ["@//:is_py_local"] + } +) + +# File: BUILD.bazel +load("@bazel_skylib//rules:common_settings.bzl", "string_flag") + +config_setting( + name = "is_py_local", + flag_values = {":py": "local"}, +) + +string_flag( + name = "py", + build_setting_default = "", +) +``` + +:::{tip} +Easily switching between *multiple* local toolchains can be accomplished by +adding additional `:is_py_X` targets and setting `--//:py` to match. +to easily switch between different local toolchains. +::: + ## Runtime environment toolchain @@ -425,7 +490,7 @@ locally installed Python. ### Autodetecting toolchain The autodetecting toolchain is a deprecated toolchain that is built into Bazel. -It's name is a bit misleading: it doesn't autodetect anything. All it does is +**It's name is a bit misleading: it doesn't autodetect anything**. All it does is use `python3` from the environment a binary runs within. This provides extremely limited functionality to the rules (at build time, nothing is knowable about the Python runtime). diff --git a/examples/wheel/BUILD.bazel b/examples/wheel/BUILD.bazel index b434e674..e52e0fc3 100644 --- a/examples/wheel/BUILD.bazel +++ b/examples/wheel/BUILD.bazel @@ -313,6 +313,17 @@ wheel; python_version == "3.11" or python_version == "3.12" # Example comment """.splitlines(), ) +write_file( + name = "requires_dist_depends_on_extras_file", + out = "requires_dist_depends_on_extras.txt", + content = """\ +# Requirements file +--index-url https://pypi.com + +extra_requires[example]==0.0.1 +""".splitlines(), +) + # py_wheel can use text files to specify their requirements. This # can be convenient for users of `compile_pip_requirements` who have # granular `requirements.in` files per package. This target shows @@ -374,6 +385,22 @@ py_wheel( deps = [":example_pkg"], ) +py_wheel( + name = "requires_dist_depends_on_extras", + distribution = "requires_dist_depends_on_extras", + requires = [ + "extra_requires[example]==0.0.1", + ], + version = "0.0.1", +) + +py_wheel( + name = "requires_dist_depends_on_extras_using_file", + distribution = "requires_dist_depends_on_extras_using_file", + requires_file = ":requires_dist_depends_on_extras.txt", + version = "0.0.1", +) + py_test( name = "wheel_test", srcs = ["wheel_test.py"], @@ -391,6 +418,8 @@ py_test( ":minimal_with_py_package", ":python_abi3_binary_wheel", ":python_requires_in_a_package", + ":requires_dist_depends_on_extras", + ":requires_dist_depends_on_extras_using_file", ":requires_files", ":use_rule_with_dir_in_outs", ], diff --git a/examples/wheel/test_publish.py b/examples/wheel/test_publish.py index e6ec8072..7665629c 100644 --- a/examples/wheel/test_publish.py +++ b/examples/wheel/test_publish.py @@ -104,7 +104,7 @@ def test_upload_and_query_simple_api(self):