Drop 3.8 due to scipy

Author: metab0t

.github/workflows/linux-build.yml

@@ -19,7 +19,7 @@ jobs:
       fail-fast: true
       matrix:
         # python-version: ["3.9", "3.10", "3.11", "3.12"]
-        python-version: ["3.8", "3.11"]
+        python-version: ["3.9", "3.12"]
 
     env:
       PYTHON_VERSION: ${{ matrix.python-version }}

.github/workflows/wheel.yml

@@ -30,7 +30,7 @@ jobs:
         env:
           # Select wheels
           CIBW_BUILD: "*-manylinux_x86_64 *-win_amd64 *-macosx_x86_64 *-macosx_arm64"
-          CIBW_SKIP: "cp36-* cp37-* pp* cp38-macosx_arm64"
+          CIBW_SKIP: "cp36-* cp37-* cp38-* pp* cp38-macosx_arm64"
           CIBW_ARCHS: "native"
           # use manylinux2014
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014

.github/workflows/windows-build.yml

@@ -18,7 +18,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.8", "3.11"]
+        python-version: ["3.9", "3.12"]
 
     env:
       PYTHON_VERSION: ${{ matrix.python-version }}

pyproject.toml

@@ -7,7 +7,7 @@ name = "pyoptinterface"
 version = "0.3.0"
 description = "Python interface to multiple optimization solvers"
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 authors = [{ name = "Yue Yang", email = "metab0t@outlook.com" }]
 classifiers = [
     'Development Status :: 5 - Production/Stable',
@@ -23,7 +23,7 @@ Homepage = "https://github.com/metab0t/pyoptinterface"
 matrix = ["numpy", "scipy"]
 highs = ["highsbox"]
 nlp = ["llvmlite", "tccbox"]
-test = ["pytest", "numpy", "scipy", "highsbox", "llvmlite", "tccbox"]
+test = ["pytest", "numpy", "scipy>=1.11.0", "highsbox", "llvmlite", "tccbox"]
 
 [tool.scikit-build]
 editable.rebuild = true