Add support for Python 3.12 and Python 3.13 wheels.

MODULE.bazel

@@ -53,5 +53,8 @@ bazel_dep(name = "rules_proto", version = "7.1.0")
 # https://registry.bazel.build/modules/rules_python
 bazel_dep(name = "rules_python", version = "1.7.0")
 
-python = use_extension("@pybind11_bazel//:python/python.bzl", "python")
-python.toolchain(python_version = "3.11")
+python_rules = use_extension("@rules_python//python/extensions:python.bzl", "python")
+python_rules.toolchain(
+    is_default = True,
+    python_version = "3.11",
+)

release/README.md

@@ -25,17 +25,22 @@ To build the py_cel wheel locally for testing:
 - Update release version
   Edit `release/build_wheel.sh`: update `VERSION`
 
-- Run `cibuildwheel`
+- Run `release/build_wheel.sh`
 
   ```
-  cibuildwheel
+  release/build_wheel.sh
+  ```
+
+  Optionally, provide the signature of a specific target configuration, e.g.
+
+  ```
+  release/build_wheel.sh --only "cp311-manylinux_x86_64"
   ```
 
 - Install the resulting wheel:
 
   ```
-  pip uninstall py-cel
-  pip install wheelhouse/py_cel-*.whl
+  pip install --force-reinstall wheelhouse/py_cel-*.whl
   ```
 
 - Verify that the wheel is working correctly

release/build_wheel.sh

@@ -27,7 +27,7 @@ cp "${SRC_DIR}"/release/* .
 sed -i "s/\$VERSION/${VERSION}/g" pyproject.toml
 
 echo "Running cibuildwheel: ${CIBWHEEL_BIN}"
-"${CIBWHEEL_BIN}"
+"${CIBWHEEL_BIN}" "$@"
 
 echo "Copying generated wheels to ${SRC_DIR}/wheelhouse"
 mkdir -p "${SRC_DIR}"/wheelhouse

release/pyproject.toml

@@ -29,7 +29,9 @@ where = ["."]
 exclude = ["wheelhouse*", "conformance*", "custom_ext*"]
 
 [tool.cibuildwheel]
-build = "cp311-*"
+build = "cp311-* cp312-* cp313-*"
 skip = "*musllinux*"
-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"
 test-command = "python {project}/py_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"

release/setup.py

@@ -17,6 +17,7 @@
 import os
 import shutil
 import subprocess
+import sys
 import setuptools
 import setuptools.command.build_ext
 
@@ -40,6 +41,24 @@ def run(self):
       self.build_extension(ext)
 
   def build_extension(self, ext):
+    # cibuildwheel executes setup.py using the target Python version.
+    # Thus, we can use the current Python version as the target version for
+    # the bazel build.
+    python_version = f'{sys.version_info.major}.{sys.version_info.minor}'
+    print(f'Building for target Python version: {python_version}')
+
+    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}"
+      )
+      subprocess.check_call(sed_command, shell=True)
+    else:
+      raise RuntimeError(
+          f'MODULE.bazel not found at {module_bazel_path}'
+      )
+
     dest_path = self.get_ext_fullpath(ext.name)
     dest_dir = os.path.dirname(dest_path)
     os.makedirs(dest_dir, exist_ok=True)