Merge pull request #3061 from ERGO-Code/python-cibw]

workflows and pyproject update: cibuildwheel 4.0.0

Author: galabovaa

.github/workflows/build-meson.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           environment-name: highsdev
           create-args: >-
-            python==3.8
+            python==3.9
             meson
             pkgconfig
             ninja

.github/workflows/build-wheels-push.yml

@@ -48,11 +48,11 @@ jobs:
           - [macos-14, macosx_arm64]
           - [windows-2022, win_amd64]
           - [windows-2022, win32]
-        python: ["cp38", "cp39", "cp310", "cp311", "cp312", "cp313", "cp314"]
+        python: ["cp39", "cp310", "cp311", "cp312", "cp313", "cp314"]
     steps:
       - uses: actions/checkout@v6
       - name: Build wheels
-        uses: pypa/cibuildwheel@v3.3.1
+        uses: pypa/cibuildwheel@v4.0.0
         env:
           CIBW_BUILD: ${{ matrix.python }}-${{ matrix.buildplat[1] }}
 
@@ -79,12 +79,12 @@ jobs:
           - [macos-14, macosx_arm64]
           - [windows-2022, win_amd64]
           - [windows-2022, win32]
-        python: ["cp38", "cp39", "cp310", "cp311", "cp312", "cp313", "cp314"]
+        python: ["cp39", "cp310", "cp311", "cp312", "cp313", "cp314"]
     steps:
       - uses: actions/checkout@v6
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v3.3.1
+        uses: pypa/cibuildwheel@v4.0.0
         with:
           package-dir: ./highspy-extras
         env:

.github/workflows/sanitizers-meson.yml

@@ -19,7 +19,7 @@ jobs:
         with:
           environment-name: highsdev
           create-args: >-
-            python==3.8
+            python==3.9
             meson
             pkgconfig
             ninja

docs/src/interfaces/python/hipo-in-python.md

@@ -53,7 +53,7 @@ print(highspy_extras.get_library_version())
 
 To install locally, you will need
 
-- Python >= 3.8
+- Python >= 3.9
 - BLAS library (bundled or system)
 
 ## Uninstall

highspy-extras/README.md

@@ -51,7 +51,7 @@ print(highspy_extras.get_library_version())
 
 ## Requirements
 
-- Python >= 3.8
+- Python >= 3.9
 
 - BLAS library
 The highspy-extras wheels on PyPI and conda-forge ship with a bundled OpenBLAS.

highspy-extras/pyproject.toml

@@ -17,11 +17,10 @@ license-files = [
   "THIRD_PARTY_NOTICES.md",
 ]
 
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 
 classifiers = [
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",

pyproject.toml

@@ -18,13 +18,12 @@ license-files = [
   "THIRD_PARTY_NOTICES.md",
 ]
 
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = ["numpy", "typing_extensions; python_version < '3.10'"]
 
 classifiers = [
   # "Development Status :: 4 - Beta",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
@@ -116,9 +115,6 @@ norecursedirs = ["check", ".git", "build", "dist", "*.egg-info"]
 build = "*"
 archs = ["auto64", "auto32"]
 
-# Enable free-threaded support
-enable = ["cpython-freethreading"]
-
 # highspy does not need vcpkg dependencies (avoid unnecessary compile)
 environment = { VCPKG_ROOT = "", VCPKG_INSTALLATION_ROOT = "" }