Added rules_rust_pyo3

.bazelci/presubmit.yml

@@ -1101,6 +1101,49 @@ tasks:
       - "//..."
     test_targets:
       - "//..."
+  extensions_pyo3_linux:
+    platform: ubuntu2204
+    name: Extensions PyO3
+    working_directory: extensions/pyo3
+    build_flags: *aspects_flags
+    test_flags: *aspects_flags
+    build_targets:
+      - "//..."
+    test_targets:
+      - "//..."
+  extensions_pyo3_linux_rbe:
+    platform: rbe_ubuntu2204
+    name: Extensions PyO3
+    working_directory: extensions/pyo3
+    shell_commands:
+      - sed -i 's/^# load("@bazel_ci_rules/load("@bazel_ci_rules/' WORKSPACE.bazel
+      - sed -i 's/^# rbe_preconfig/rbe_preconfig/' WORKSPACE.bazel
+    build_flags: *aspects_flags
+    test_flags: *aspects_flags
+    build_targets:
+      - "//..."
+    test_targets:
+      - "//..."
+  extensions_pyo3_macos:
+    platform: macos_arm64
+    name: Extensions PyO3
+    working_directory: extensions/pyo3
+    build_flags: *aspects_flags
+    test_flags: *aspects_flags
+    build_targets:
+      - "//..."
+    test_targets:
+      - "//..."
+  extensions_pyo3_windows:
+    platform: windows
+    name: Extensions PyO3
+    working_directory: extensions/pyo3
+    build_flags: *aspects_flags
+    test_flags: *aspects_flags
+    build_targets:
+      - "//..."
+    test_targets:
+      - "//..."
   extensions_wasm_bindgen_linux:
     platform: ubuntu2204
     name: Extensions wasm-bindgen

.bcr/config.yml

@@ -7,4 +7,5 @@ moduleRoots:
   - "extensions/mdbook"
   - "extensions/prost"
   - "extensions/protobuf"
+  - "extensions/pyo3"
   - "extensions/wasm_bindgen"

.bcr/extensions/pyo3/metadata.template.json

@@ -0,0 +1,23 @@
+{
+  "homepage": "https://github.com/bazelbuild/rules_rust",
+  "maintainers": [
+    {
+        "email": "26427366+UebelAndre@users.noreply.github.com",
+        "github": "UebelAndre",
+        "name": "UebelAndre"
+    },
+    {
+      "email": "1131704+illicitonion@users.noreply.github.com",
+      "github": "illicitonion",
+      "name": "Daniel Wagner-Hall"
+    },
+    {
+      "email": "11149636+scentini@users.noreply.github.com",
+      "github": "scentini",
+      "name": "Rosica Dejanovska"
+    }
+  ],
+  "repository": ["github:bazelbuild/rules_rust"],
+  "versions": [],
+  "yanked_versions": {}
+}

.bcr/extensions/pyo3/presubmit.yml

@@ -0,0 +1,12 @@
+bcr_test_module:
+  module_path: ""
+  matrix:
+    platform: ["macos_arm64", "ubuntu2004", "windows"]
+    bazel: ["7.x", "8.x"]
+  tasks:
+    run_tests:
+      name: "Run test module"
+      platform: ${{ platform }}
+      bazel: ${{ bazel }}
+      test_targets:
+        - "//..."

.bcr/extensions/pyo3/source.template.json

@@ -0,0 +1,5 @@
+{
+  "integrity": "**leave this alone**",
+  "strip_prefix": "extensions/pyo3",
+  "url": "https://github.com/{OWNER}/{REPO}/releases/download/{TAG}/{REPO}-{VERSION}.tar.gz"
+}

.github/release_notes.template

@@ -103,6 +103,11 @@ http_archive(
 
 ```python
 bazel_dep(name = "rules_rust_protobuf", version = "{version}")
+
+register_toolchains(
+    "@rules_rust_pyo3//toolchains:toolchain",
+    "@rules_rust_pyo3//toolchains:rust_toolchain",
+)
 ```
 
 #### WORKSPACE
@@ -119,6 +124,16 @@ http_archive(
 
 </details>
 
+### PyO3
+
+<details>
+
+```python
+bazel_dep(name = "rules_rust_pyo3", version = "{version}")
+```
+
+</details>
+
 ### Wasm-Bindgen
 
 <details>

docs/BUILD.bazel

@@ -242,6 +242,13 @@ stardoc(
     deps = ["@rules_rust_prost//:bzl_lib"],
 )
 
+stardoc(
+    name = "rust_pyo3",
+    out = "src/rust_pyo3.md",
+    input = "@rules_rust_pyo3//:defs.bzl",
+    deps = ["@rules_rust_pyo3//:bzl_lib"],
+)
+
 stardoc(
     name = "rust_wasm_bindgen",
     out = "src/rust_wasm_bindgen.md",
@@ -283,6 +290,7 @@ mdbook(
         ":rust_mdbook",
         ":rust_prost",
         ":rust_protobuf",
+        ":rust_pyo3",
         ":rust_repositories",
         ":rust_settings",
         ":rust_toolchains",

docs/MODULE.bazel

@@ -29,6 +29,12 @@ local_path_override(
     path = "../extensions/prost",
 )
 
+bazel_dep(name = "rules_rust_pyo3", version = "0.0.0")
+local_path_override(
+    module_name = "rules_rust_pyo3",
+    path = "../extensions/pyo3",
+)
+
 bazel_dep(name = "rules_rust_protobuf", version = "0.0.0")
 local_path_override(
     module_name = "rules_rust_protobuf",

docs/src/SUMMARY.md

@@ -27,4 +27,5 @@
     - [mdbook](./rust_mdbook.md)
     - [prost](./rust_prost.md)
     - [protobuf](./rust_protobuf.md)
+    - [pyo3](./rust_pyo3.md)
     - [wasm_bindgen](./rust_wasm_bindgen.md)

docs/src/rules.md

@@ -16,4 +16,5 @@
 - [rust_bindgen](rust_bindgen.md): rules for generating C++ bindings.
 - [rust_prost](rust_prost.md): rules for generating [protobuf](https://developers.google.com/protocol-buffers) and [gRPC](https://grpc.io) stubs using [prost](https://github.com/tokio-rs/prost).
 - [rust_protobuf](rust_protobuf.md): rules for generating [protobuf](https://developers.google.com/protocol-buffers) and [gRPC](https://grpc.io) stubs with [rust-protobuf](https://github.com/stepancheg/rust-protobuf/)
+- [rust_pyo3](rust_pyo3.md): Bazel rules for [PyO3](https://pyo3.rs/v0.23.4/).
 - [rust_wasm_bindgen](rust_wasm_bindgen.md): rules for generating [WebAssembly](https://www.rust-lang.org/what/wasm) bindings.

extensions/pyo3/.bazelignore

@@ -0,0 +1,4 @@
+bazel-out
+bazel-testlogs
+bazel-pyo3
+bazel-bin

extensions/pyo3/.bazelrc

@@ -0,0 +1,92 @@
+###############################################################################
+## Bazel Configuration Flags
+##
+## `.bazelrc` is a Bazel configuration file.
+## https://bazel.build/docs/best-practices#bazelrc-file
+###############################################################################
+
+# https://bazel.build/reference/command-line-reference#flag--enable_platform_specific_config
+common --enable_platform_specific_config
+
+# Enable the only currently supported report type
+# https://bazel.build/reference/command-line-reference#flag--combined_report
+coverage --combined_report=lcov
+
+# Avoid fully cached builds reporting no coverage and failing CI
+# https://bazel.build/reference/command-line-reference#flag--experimental_fetch_all_coverage_outputs
+coverage --experimental_fetch_all_coverage_outputs
+
+# Disable network access in the sandbox by default.
+build --sandbox_default_allow_network=false
+
+# Do not use the host detected python toolchain. Always use one explicitly
+# registered in the WORKSPACE.
+common --repo_env=BAZEL_DO_NOT_DETECT_PYTHON_TOOLCHAIN=1
+
+# # Enable rustfmt for all targets in the workspace
+build --aspects=@rules_rust//rust:defs.bzl%rustfmt_aspect
+build:rustfmt --output_groups=+rustfmt_checks
+build:no_rustfmt --output_groups=-rustfmt_checks
+
+# Enable clippy for all targets in the workspace
+build --aspects=@rules_rust//rust:defs.bzl%rust_clippy_aspect
+build:clippy --output_groups=+clippy_checks
+build:no_clippy --output_groups=-clippy_checks
+
+# Enable unpretty for all targets in the workspace
+build:unpretty --aspects=@rules_rust//rust:defs.bzl%rust_unpretty_aspect
+build:unpretty --output_groups=+rust_unpretty
+
+# `unpretty` requires the nightly toolchain. See tracking issue:
+# https://github.com/rust-lang/rust/issues/43364
+build:unpretty --config=nightly
+
+# Convenience configs for enabling linting and formatting
+build:strict --config=rustfmt
+build:strict --config=clippy
+build:no_strict --config=no_rustfmt
+build:no_strict --config=no_clippy
+
+# When running test enable all linters and formatters
+test --config=strict
+
+###############################################################################
+## Incompatibility flags
+###############################################################################
+
+# https://github.com/bazelbuild/bazel/issues/8195
+build --incompatible_disallow_empty_glob=true
+
+# https://github.com/bazelbuild/bazel/issues/12821
+build --nolegacy_external_runfiles
+
+# Required for cargo_build_script support before Bazel 7
+build --incompatible_merge_fixed_and_default_shell_env
+
+# Disable legacy __init__.py behavior which is known to conflict with
+# modern python versions (3.9+)
+build --incompatible_default_to_explicit_init_py
+
+###############################################################################
+## Bzlmod
+###############################################################################
+
+# A configuration for disabling bzlmod.
+common:no-bzlmod --noenable_bzlmod --enable_workspace
+
+# Disable the bzlmod lockfile, so we don't accidentally commit MODULE.bazel.lock
+common --lockfile_mode=off
+
+# Allow bazel configuration flags to locate the core rules to avoid adding local
+# override paths to the `MODULE.bazel` file and breaking downstream consumers.
+common --override_module=rules_rust=../../
+
+###############################################################################
+## Custom user flags
+##
+## This should always be the last thing in the `.bazelrc` file to ensure
+## consistent behavior when setting flags in that file as `.bazelrc` files are
+## evaluated top to bottom.
+###############################################################################
+
+try-import %workspace%/user.bazelrc

extensions/pyo3/.gitignore

@@ -0,0 +1,10 @@
+# Git ignore patterns
+
+/bazel-*
+user.bazelrc
+
+/*venv*/
+/.vscode/
+
+/rust-project.json
+/target

extensions/pyo3/3rdparty/BUILD.bazel

@@ -0,0 +1,78 @@
+load("@bazel_skylib//:bzl_library.bzl", "bzl_library")
+load("@rules_rust//crate_universe:defs.bzl", "crate", "crates_vendor")
+
+crates_vendor(
+    name = "crates_vendor",
+    annotations = {
+        "pyo3-build-config": [
+            crate.annotation(
+                build_script_data = [
+                    "@rules_rust_pyo3//:current_pyo3_toolchain",
+                ],
+                build_script_env = {
+                    "PYO3_CROSS": "$(PYO3_CROSS)",
+                    "PYO3_CROSS_LIB_DIR": "$(PYO3_CROSS_LIB_DIR)",
+                    "PYO3_CROSS_PYTHON_IMPLEMENTATION": "$(PYO3_CROSS_PYTHON_IMPLEMENTATION)",
+                    "PYO3_CROSS_PYTHON_VERSION": "$(PYO3_CROSS_PYTHON_VERSION)",
+                    "PYO3_NO_PYTHON": "$(PYO3_NO_PYTHON)",
+                    "PYO3_PYTHON": "$(PYO3_PYTHON)",
+                },
+                build_script_toolchains = [
+                    "@rules_rust_pyo3//:current_pyo3_toolchain",
+                ],
+                patch_args = ["-p1"],
+                patches = ["@rules_rust_pyo3//3rdparty/patches:resolve_cross_compile_config_path.patch"],
+            ),
+        ],
+        "pyo3-ffi": [
+            crate.annotation(
+                build_script_data = [
+                    "@rules_rust_pyo3//:current_pyo3_toolchain",
+                ],
+                build_script_env = {
+                    "PYO3_CROSS": "$(PYO3_CROSS)",
+                    "PYO3_CROSS_LIB_DIR": "$(PYO3_CROSS_LIB_DIR)",
+                    "PYO3_CROSS_PYTHON_IMPLEMENTATION": "$(PYO3_CROSS_PYTHON_IMPLEMENTATION)",
+                    "PYO3_CROSS_PYTHON_VERSION": "$(PYO3_CROSS_PYTHON_VERSION)",
+                    "PYO3_NO_PYTHON": "$(PYO3_NO_PYTHON)",
+                    "PYO3_PYTHON": "$(PYO3_PYTHON)",
+                },
+                build_script_toolchains = [
+                    "@rules_rust_pyo3//:current_pyo3_toolchain",
+                ],
+            ),
+        ],
+    },
+    cargo_lockfile = "Cargo.Bazel.lock",
+    mode = "remote",
+    packages = {
+        "pyo3": crate.spec(
+            features = [
+                "abi3",
+                "abi3-py311",
+                "extension-module",
+                "experimental-inspect",
+            ],
+            version = "0.26.0",
+        ),
+        "pyo3-ffi": crate.spec(
+            version = "0.26.0",
+        ),
+        "pyo3-introspection": crate.spec(
+            version = "0.26.0",
+        ),
+    },
+    # Name is short to avoid windows paths being too long
+    # https://github.com/bazelbuild/rules_rust/issues/1120
+    repository_name = "rpyo3c",
+    tags = ["manual"],
+)
+
+bzl_library(
+    name = "bzl_lib",
+    srcs = [
+        "//3rdparty/crates:crates.bzl",
+        "//3rdparty/crates:defs.bzl",
+    ],
+    visibility = ["//:__pkg__"],
+)