minimal backport of #1202 (#1259)

Author: leofang

.github/workflows/build-wheel.yml

@@ -28,7 +28,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"

ci/test-matrix.json

@@ -4,8 +4,6 @@
   "_notes": "DRIVER: 'earliest' does not work with CUDA 12.9.1 and LOCAL_CTK: 0 does not work with CUDA 12.0.1",
   "linux": {
     "pull-request": [
-      { "ARCH": "amd64", "PY_VER": "3.9",  "CUDA_VER": "12.9.1", "LOCAL_CTK": "0", "GPU": "l4", "DRIVER": "latest" },
-      { "ARCH": "amd64", "PY_VER": "3.9",  "CUDA_VER": "13.0.2", "LOCAL_CTK": "1", "GPU": "l4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.10", "CUDA_VER": "12.9.1", "LOCAL_CTK": "1", "GPU": "l4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.10", "CUDA_VER": "13.0.2", "LOCAL_CTK": "0", "GPU": "l4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.11", "CUDA_VER": "12.9.1", "LOCAL_CTK": "0", "GPU": "l4", "DRIVER": "latest" },
@@ -16,8 +14,6 @@
       { "ARCH": "amd64", "PY_VER": "3.13", "CUDA_VER": "13.0.2", "LOCAL_CTK": "1", "GPU": "l4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.14", "CUDA_VER": "13.0.2", "LOCAL_CTK": "1", "GPU": "l4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.14t", "CUDA_VER": "13.0.2", "LOCAL_CTK": "1", "GPU": "l4", "DRIVER": "latest" },
-      { "ARCH": "arm64", "PY_VER": "3.9",  "CUDA_VER": "12.9.1", "LOCAL_CTK": "0", "GPU": "a100", "DRIVER": "latest" },
-      { "ARCH": "arm64", "PY_VER": "3.9",  "CUDA_VER": "13.0.2", "LOCAL_CTK": "1", "GPU": "a100", "DRIVER": "latest" },
       { "ARCH": "arm64", "PY_VER": "3.10", "CUDA_VER": "12.9.1", "LOCAL_CTK": "1", "GPU": "a100", "DRIVER": "latest" },
       { "ARCH": "arm64", "PY_VER": "3.10", "CUDA_VER": "13.0.2", "LOCAL_CTK": "0", "GPU": "a100", "DRIVER": "latest" },
       { "ARCH": "arm64", "PY_VER": "3.11", "CUDA_VER": "12.9.1", "LOCAL_CTK": "0", "GPU": "a100", "DRIVER": "latest" },

cuda_core/docs/source/install.rst

@@ -26,7 +26,7 @@ dependencies are as follows:
 .. [#f1] Including ``cuda-python``.
 
 
-``cuda.core`` supports Python 3.9 - 3.14, on Linux (x86-64, arm64) and Windows (x86-64). **Experimental** free-threaded builds for Python 3.13 & 3.14 are also provided.
+``cuda.core`` supports Python 3.10 - 3.14, on Linux (x86-64, arm64) and Windows (x86-64). **Experimental** free-threaded builds for Python 3.13 & 3.14 are also provided.
 
 
 Free-threading Build Support

cuda_core/pyproject.toml

@@ -14,7 +14,7 @@ dynamic = [
     "version",
     "readme",
 ]
-requires-python = '>=3.9'
+requires-python = '>=3.10'
 description = "cuda.core: (experimental) pythonic CUDA module"
 authors = [
     { name = "NVIDIA Corporation" }
@@ -32,11 +32,11 @@ classifiers = [
     "Topic :: Scientific/Engineering",
     "Topic :: Software Development :: Libraries",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Programming Language :: Python :: Implementation :: CPython",
     "Environment :: GPU :: NVIDIA CUDA",
     "Environment :: GPU :: NVIDIA CUDA :: 12",