bazelbuild · castler · Mar 26, 2026
diff --git a/modules/boost.python/1.83.0/MODULE.bazel b/modules/boost.python/1.83.0/MODULE.bazel
@@ -0,0 +1,61 @@
+module(
+    name = "boost.python",
+    version = "1.83.0",
+    bazel_compatibility = [">=7.6.0"],
+    compatibility_level = 0,
+)
+
+bazel_dep(name = "boost", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.align", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.bind", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.config", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.conversion", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.core", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.detail", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.foreach", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.function", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.graph", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.integer", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.iterator", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.lexical_cast", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.mpl", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.numeric_conversion", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.preprocessor", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.property_map", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.smart_ptr", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.static_assert", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.tuple", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.type_traits", version = "1.83.0.bcr.4")
+bazel_dep(name = "boost.utility", version = "1.83.0.bcr.4")
+bazel_dep(name = "rules_python", version = "1.8.3")
+bazel_dep(name = "rules_cc", version = "0.2.16")
+
+PYTHON_VERSIONS = [
+    "3.10",
+    "3.11",
+    "3.12",
+]
+
+DEFAULT_PYTHON_VERSION = PYTHON_VERSIONS[0]
+
+python = use_extension("@rules_python//python/extensions:python.bzl", "python")
+
+[
+    python.toolchain(python_version = python_version)
+    for python_version in PYTHON_VERSIONS
+]
+
+python.defaults(python_version = DEFAULT_PYTHON_VERSION)
+
+pip = use_extension("@rules_python//python/extensions:pip.bzl", "pip")
+
+[
+    pip.parse(
+        hub_name = "boost.python_pip",
+        python_version = python_version,
+        requirements_lock = "//:requirements_lock.txt",
+    )
+    for python_version in PYTHON_VERSIONS
+]
+
+use_repo(pip, "boost.python_pip")
diff --git a/modules/boost.python/1.83.0/overlay/BUILD.bazel b/modules/boost.python/1.83.0/overlay/BUILD.bazel
@@ -0,0 +1,57 @@
+load("@rules_cc//cc:cc_library.bzl", "cc_library")
+load("@rules_python//python:pip.bzl", "whl_filegroup")
+
+whl_filegroup(
+    name = "numpy_headers",
+    pattern = "numpy/_core/include/numpy",
+    whl = "@boost.python_pip//numpy:whl",
+)
+
+cc_library(
+    name = "boost.python",
+    srcs = glob([
+        "src/**/*.cpp",
+    ]),
+    hdrs = glob([
+        "include/**/*.hpp",
+    ]) + [
+        ":numpy_headers",
+    ],
+    defines = [
+        "BOOST_NUMPY_NO_LIB",
+        "BOOST_PYTHON_NO_LIB",
+    ],
+    includes = [
+        "include",
+        "numpy_headers/numpy/_core/include",
+    ],
+    local_defines = [
+        "BOOST_PYTHON_STATIC_LIB",
+        "BOOST_NUMPY_STATIC_LIB",
+    ],
+    visibility = ["//visibility:public"],
+    deps = [
+        "@boost.align",
+        "@boost.bind",
+        "@boost.config",
+        "@boost.conversion",
+        "@boost.core",
+        "@boost.detail",
+        "@boost.foreach",
+        "@boost.function",
+        "@boost.graph",
+        "@boost.integer",
+        "@boost.iterator",
+        "@boost.lexical_cast",
+        "@boost.mpl",
+        "@boost.numeric_conversion",
+        "@boost.preprocessor",
+        "@boost.property_map",
+        "@boost.smart_ptr",
+        "@boost.static_assert",
+        "@boost.tuple",
+        "@boost.type_traits",
+        "@boost.utility",
+        "@rules_python//python/cc:current_py_cc_headers",
+    ],
+)
diff --git a/modules/boost.python/1.83.0/overlay/requirements.txt b/modules/boost.python/1.83.0/overlay/requirements.txt
@@ -0,0 +1 @@
+numpy
diff --git a/modules/boost.python/1.83.0/overlay/requirements_lock.txt b/modules/boost.python/1.83.0/overlay/requirements_lock.txt
@@ -0,0 +1,4 @@
+# This file was autogenerated by uv via the following command:
+#    uv pip compile modules/boost.python/1.83.0/overlay/requirements.txt --python-version 3.10
+numpy==2.2.6
+    # via -r modules/boost.python/1.83.0/overlay/requirements.txt
diff --git a/modules/boost.python/1.83.0/patches/fix_numpy2_compat.patch b/modules/boost.python/1.83.0/patches/fix_numpy2_compat.patch
@@ -0,0 +1,12 @@
+diff --git src/numpy/dtype.cpp src/numpy/dtype.cpp
+--- src/numpy/dtype.cpp
++++ src/numpy/dtype.cpp
+@@ -98,7 +98,7 @@
+   return python::detail::new_reference(reinterpret_cast<PyObject*>(obj));
+ }
+
+-int dtype::get_itemsize() const { return reinterpret_cast<PyArray_Descr*>(ptr())->elsize;}
++int dtype::get_itemsize() const { return static_cast<int>(PyDataType_ELSIZE(reinterpret_cast<PyArray_Descr*>(ptr())));}
+
+ bool equivalent(dtype const & a, dtype const & b) {
+     // On Windows x64, the behaviour described on 
diff --git a/modules/boost.python/1.83.0/presubmit.yml b/modules/boost.python/1.83.0/presubmit.yml
@@ -0,0 +1,29 @@
+matrix:
+  unix_platform:
+    - debian13
+    - macos_arm64
+    - ubuntu2404
+    - ubuntu2404_arm64
+  windows_platform:
+    - windows
+  bazel: [7.x, 8.x, 9.x, rolling]
+tasks:
+  verify_targets_unix:
+    name: Verify build targets
+    platform: ${{ unix_platform }}
+    bazel: ${{ bazel }}
+    build_flags:
+    - '--cxxopt=-std=c++17'
+    - '--host_cxxopt=-std=c++17'
+    - '--process_headers_in_dependencies'
+    build_targets:
+    - '@boost.python//:boost.python'
+  verify_targets_windows:
+    name: Verify build targets
+    platform: ${{ windows_platform }}
+    bazel: ${{ bazel }}
+    build_flags:
+    - '--cxxopt=/std:c++17'
+    - '--process_headers_in_dependencies'
+    build_targets:
+    - '@boost.python//:boost.python'
diff --git a/modules/boost.python/1.83.0/source.json b/modules/boost.python/1.83.0/source.json
@@ -0,0 +1,14 @@
+{
+    "url": "https://github.com/boostorg/python/archive/refs/tags/boost-1.83.0.tar.gz",
+    "integrity": "sha256-ZwLOzZdZsVXnb8GZmPtukHwRVRX4Lq6AcEuaNSEJnj8=",
+    "strip_prefix": "python-boost-1.83.0",
+    "patch_strip": 0,
+    "overlay": {
+        "BUILD.bazel": "sha256-KbGk4bLfT9H8ueOW9OhtphJS608IwHr111vTgx1PXZ8=",
+        "requirements.txt": "sha256-4J9lbBMLnAiyxatxh8iRKV5Entd/6+oqbO7pzJjMsPw=",
+        "requirements_lock.txt": "sha256-0NGe7dsf9YOR5h/JBzLa6c3/+I4i80L+700jKkIHRyc="
+    },
+    "patches": {
+        "fix_numpy2_compat.patch": "sha256-AfcoirOAynDWBvLcwlo0McQguXPT0bw/XhDwWYd0DGI="
+    }
+}
diff --git a/modules/boost.python/metadata.json b/modules/boost.python/metadata.json
@@ -12,6 +12,7 @@
         "github:boostorg/python"
     ],
     "versions": [
+        "1.83.0",
         "1.89.0.bcr.2",
         "1.90.0.bcr.1"
     ],