Update Python cibuildwheel to build for MacOS

PiperOrigin-RevId: 911008904

Author: TristonianJones

MODULE.bazel

@@ -12,22 +12,14 @@ bazel_dep(name = "abseil-py", version = "2.1.0", repo_name = "com_google_absl_py
 bazel_dep(name = "bazel_skylib", version = "1.8.2")
 
 # https://registry.bazel.build/modules/cel-cpp
-bazel_dep(name = "cel-cpp", version = "0.14.0", repo_name = "com_google_cel_cpp")
-
-# 04/07/2025
-_CEL_CPP_COMMIT = "7022451780867bd9c173956f5793b5dfb600928e"
-
-_CEL_CPP_SHA256 = "d1b9b2c2e9745826c1c8540a49f972ea4b93dffd5878c6a67756a2627b0119ef"
-
-archive_override(
+bazel_dep(name = "cel-cpp", version = "0.15.0", repo_name = "com_google_cel_cpp")
+single_version_override(
     module_name = "cel-cpp",
     patch_cmds = [
         # ABSL_CONST_INIT is incompatible with MSVC-CL with the /std:c++20 option
         "sed -i 's/ABSL_CONST_INIT //g' common/values/optional_value.cc",
     ],
-    sha256 = _CEL_CPP_SHA256,
-    strip_prefix = "cel-cpp-" + _CEL_CPP_COMMIT,
-    url = "https://github.com/google/cel-cpp/archive/" + _CEL_CPP_COMMIT + ".tar.gz",
+    version = "0.15.0",
 )
 
 # https://registry.bazel.build/modules/cel-spec

release/build_wheel.sh

@@ -64,15 +64,28 @@ echo "Build directory: ${TMP_DIR}"
 
 pushd "${TMP_DIR}"
 
-cp -r "${SRC_DIR}"/{*,.*} .
+if [[ "$OSTYPE" == "darwin"* ]]; then
+  cp -a "${SRC_DIR}"/. .
+else
+  cp -r "${SRC_DIR}"/{*,.*} .
+fi
 cp "${SRC_DIR}"/release/* .
 rm -rf cel_expr_python/*_test.py
 
 # Substitute $VERSION in pyproject.toml with the value of VERSION.
-sed -i "s/\$VERSION/${VERSION}/g" pyproject.toml
+if [[ "$OSTYPE" == "darwin"* ]]; then
+  sed -i '' "s/\$VERSION/${VERSION}/g" pyproject.toml
+else
+  sed -i "s/\$VERSION/${VERSION}/g" pyproject.toml
+fi
 
 echo "Running cibuildwheel: ${CIBWHEEL_BIN}"
-python -m cibuildwheel "$@"
+PYTHON_BIN="python"
+if command -v python3 &> /dev/null; then
+  PYTHON_BIN="python3"
+fi
+
+"$PYTHON_BIN" -m cibuildwheel "$@"
 
 echo "Copying generated wheels to ${SRC_DIR}/wheelhouse"
 mkdir -p "${SRC_DIR}"/wheelhouse

release/pyproject.toml

@@ -36,9 +36,12 @@ where = ["."]
 exclude = ["codelab*", "conformance*", "custom_ext*", "release*", "testing*", "wheelhouse*"]
 
 [tool.cibuildwheel]
-build = "cp311-* cp312-* cp313-*"
+build = "cp311-* cp312-* cp313-* cp314-*"
 skip = "*musllinux*"
 test-command = "python {project}/cel_basic_test.py"
 
 [tool.cibuildwheel.linux]
 before-all = "echo 'Installing bazelisk'; curl -LO https://github.com/bazelbuild/bazelisk/releases/download/v1.19.0/bazelisk-linux-amd64 && chmod +x bazelisk-linux-amd64 && mv bazelisk-linux-amd64 /usr/local/bin/bazel"
+
+[tool.cibuildwheel.macos]
+before-all = "echo 'Installing bazelisk'; brew install bazelisk"

release/setup.py

@@ -15,6 +15,7 @@
 """Helper for building py_cel with bazel for PyPI releases."""
 
 import os
+import re
 import shutil
 import subprocess
 import sys
@@ -49,11 +50,15 @@ def build_extension(self, ext):
 
     module_bazel_path = os.path.join(os.path.dirname(__file__), 'MODULE.bazel')
     if os.path.exists(module_bazel_path):
-      sed_command = (
-          "sed -i 's/python_version\\s*=\\s*\".*\"/"
-          f"python_version = \"{python_version}\"/' {module_bazel_path}"
+      with open(module_bazel_path, 'r') as f:
+        content = f.read()
+      content = re.sub(
+          r'python_version\s*=\s*".*"',
+          f'python_version = "{python_version}"',
+          content,
       )
-      subprocess.check_call(sed_command, shell=True)
+      with open(module_bazel_path, 'w') as f:
+        f.write(content)
     else:
       raise RuntimeError(
           f'MODULE.bazel not found at {module_bazel_path}'
@@ -66,6 +71,8 @@ def build_extension(self, ext):
     # Build with bazel
     # Use --compilation_mode=opt for release builds
     cmd = ['bazel', 'build', ext.target, '--compilation_mode=opt']
+    if sys.platform == 'darwin':
+      cmd.extend(['--macos_minimum_os=10.13', '--cxxopt=-faligned-allocation'])
     print(f"Building {ext.name} with bazel: {' '.join(cmd)}")
     subprocess.check_call(cmd)
 
@@ -134,8 +141,8 @@ def build_extension(self, ext):
             '//cel_expr_python/ext:ext_proto',
         ),
         BazelExtension(
-            'cel_expr_python.ext.ext_string',
-            '//cel_expr_python/ext:ext_string',
+            'cel_expr_python.ext.ext_strings',
+            '//cel_expr_python/ext:ext_strings',
         ),
     ],
     cmdclass={'build_ext': BazelBuild},