From 61801b874db22772aef38ec60c688e8b60990aa3 Mon Sep 17 00:00:00 2001
From: gouyt13clear <yutong003@e.ntu.edu.sg>
Date: Wed, 2 Sep 2026 12:36:03 +0800
Subject: [PATCH] ci: support Python 3.11 through 3.14

---
 .github/workflows/python.yml  |  2 +-
 .github/workflows/release.yml | 11 ++++++++++-
 README.md                     |  2 +-
 docs/docs/quick_start.md      |  2 +-
 pyproject.toml                |  6 +++---
 5 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 1817a4c..41b58a4 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -32,7 +32,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9", "3.11", "3.12"]
+        python-version: ["3.11", "3.14"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d24e4f8..68c6af1 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -44,7 +44,16 @@ jobs:
               )
           PY
 
-      - name: Build and test wheels
+      - name: Build and test PR wheel
+        if: github.event_name == 'pull_request'
+        uses: pypa/cibuildwheel@v4.2.0
+        env:
+          CIBW_BUILD: cp311-manylinux_x86_64
+        with:
+          output-dir: wheelhouse
+
+      - name: Build and test release wheels
+        if: github.event_name != 'pull_request'
         uses: pypa/cibuildwheel@v4.2.0
         with:
           output-dir: wheelhouse
diff --git a/README.md b/README.md
index 48270aa..f13ec18 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@
 pip install rabitqlib
 ```
 
-Prebuilt wheels support Linux x86-64 and CPython 3.9–3.14. AVX2 + FMA is the
+Prebuilt wheels support Linux x86-64 and CPython 3.11–3.14. AVX2 + FMA is the
 portable CPU baseline; supported AVX-512 kernels are selected at runtime.
 
 ## Adopted across the vector-search ecosystem
diff --git a/docs/docs/quick_start.md b/docs/docs/quick_start.md
index b908a35..a1efc78 100644
--- a/docs/docs/quick_start.md
+++ b/docs/docs/quick_start.md
@@ -7,7 +7,7 @@ a C++17 API for both indexes and low-level quantization.
 
 - An x86-64 CPU supported by the selected kernels: most paths accept either
   AVX2 with FMA or AVX-512F/BW/DQ with FMA
-- Python 3.9 or newer for the Python package
+- Python 3.11 or newer for the Python package
 - A C++17 compiler with OpenMP support
 - CMake 3.15 or newer
 
diff --git a/pyproject.toml b/pyproject.toml
index e5fb4f0..45bcd6f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ name = "rabitqlib"
 version = "0.2.0"
 description = "RaBitQ Python bindings for HNSW, IVF, and SymQG"
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 dependencies = ["numpy"]
 
 [project.optional-dependencies]
@@ -24,7 +24,7 @@ cmake.args = [
 ]
 
 [tool.cibuildwheel]
-build = "cp39-manylinux_x86_64 cp310-manylinux_x86_64 cp311-manylinux_x86_64 cp312-manylinux_x86_64 cp313-manylinux_x86_64 cp314-manylinux_x86_64"
+build = "cp311-manylinux_x86_64 cp312-manylinux_x86_64 cp313-manylinux_x86_64 cp314-manylinux_x86_64"
 build-verbosity = 1
 environment = { CMAKE_ARGS = "-DRABITQ_ENABLE_NATIVE_OPTIMIZATION=OFF" }
 test-requires = "pytest"
@@ -35,7 +35,7 @@ testpaths = ["tests/python"]
 
 [tool.ruff]
 line-length = 88
-target-version = "py39"
+target-version = "py311"
 
 [tool.ruff.lint]
 select = ["E4", "E7", "E9", "F", "I"]