From 034b7ffae8be7d80b7954a1d2efc18c346481052 Mon Sep 17 00:00:00 2001
From: Kyle Sunden <git@ksunden.space>
Date: Wed, 30 Aug 2023 14:36:54 -0500
Subject: [PATCH] Backport PR #26582: MNT: Enable wheels for Python 3.12

---
 .github/workflows/cibuildwheel.yml | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
index 58b96d38c883..8c45ef95990b 100644
--- a/.github/workflows/cibuildwheel.yml
+++ b/.github/workflows/cibuildwheel.yml
@@ -135,6 +135,28 @@ jobs:
           name: sdist
           path: dist/
 
+      - name: Build wheels for CPython 3.12
+        uses: pypa/cibuildwheel@39a63b5912f086dd459cf6fcb13dcdd3fe3bc24d # v2.15.0
+        with:
+          package-dir: dist/${{ needs.build_sdist.outputs.SDIST_NAME }}
+        env:
+          CIBW_BUILD: "cp312-*"
+          CIBW_ARCHS: ${{ matrix.cibw_archs }}
+          # Remove this once NumPy with Python 3.12 wheels is not pre-release.
+          CIBW_BEFORE_BUILD: >-
+            pip install certifi "pybind11>=2.6" "setuptools>=42" "setuptools_scm>=7" &&
+            pip install --pre "numpy>=1.25" &&
+            rm -rf {package}/build
+          CIBW_BEFORE_BUILD_WINDOWS: >-
+            pip install certifi delvewheel "pybind11>=2.6" "setuptools>=42" "setuptools_scm>=7" &&
+            pip install --pre "numpy>=1.25" &&
+            rm -rf {package}/build
+          CIBW_ENVIRONMENT: PIP_NO_BUILD_ISOLATION=0
+          # Remove this once contourpy has Python 3.12 wheels.
+          CIBW_BEFORE_TEST: >-
+            pip install "meson>=1.2.0" "meson-python>=0.13.1" "ninja" "pybind11>=2.10.4" &&
+            pip install --pre "numpy>=1.25"
+
       - name: Build wheels for CPython 3.11
         uses: pypa/cibuildwheel@39a63b5912f086dd459cf6fcb13dcdd3fe3bc24d # v2.15.0
         with: