From 1aa1662beaa7a9b917729ca13c0577b515d7e777 Mon Sep 17 00:00:00 2001
From: Sergey B Kirpichev <skirpichev@gmail.com>
Date: Sat, 28 Dec 2024 05:28:00 +0300
Subject: [PATCH] Drop support for CPython 3.8

---
 .github/workflows/build_wheels.yml      | 1 -
 .github/workflows/pip_install_gmpy2.yml | 2 +-
 docs/conf.py                            | 3 ---
 pyproject.toml                          | 3 +--
 src/gmpy2.h                             | 4 ++--
 5 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index add60bc5..94f3f1fa 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -31,7 +31,6 @@ jobs:
           CIBW_BEFORE_ALL_WINDOWS: msys2 -c scripts/cibw_before_all.sh
           CIBW_BEFORE_BUILD_WINDOWS: pip install wheel delvewheel
           CIBW_TEST_EXTRAS: tests
-          CIBW_TEST_SKIP: cp38-macosx_arm64
           CIBW_TEST_COMMAND: >
             pytest {package}/test/ &&
             python {package}/test_cython/runtests.py
diff --git a/.github/workflows/pip_install_gmpy2.yml b/.github/workflows/pip_install_gmpy2.yml
index d820bc2b..8bce2096 100644
--- a/.github/workflows/pip_install_gmpy2.yml
+++ b/.github/workflows/pip_install_gmpy2.yml
@@ -26,7 +26,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.11]
+        python-version: [3.9, 3.11]
         os: [ubuntu-22.04]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/docs/conf.py b/docs/conf.py
index 882c4194..18197c68 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -15,9 +15,6 @@
 
 import gmpy2
 
-if sys.version_info < (3, 9):
-    raise RuntimeError("Python version >= 3.9 required to build docs.")
-
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = ['sphinx.ext.autodoc', 'sphinx.ext.imgmath', 'sphinx.ext.doctest',
diff --git a/pyproject.toml b/pyproject.toml
index 2956a749..c5e33b1a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,6 @@ classifiers = ['Development Status :: 5 - Production/Stable',
                'Operating System :: POSIX',
                'Programming Language :: C',
                'Programming Language :: Python :: 3',
-               'Programming Language :: Python :: 3.8',
                'Programming Language :: Python :: 3.9',
                'Programming Language :: Python :: 3.10',
                'Programming Language :: Python :: 3.11',
@@ -30,7 +29,7 @@ classifiers = ['Development Status :: 5 - Production/Stable',
                'Programming Language :: Python :: Implementation :: CPython',
                'Topic :: Scientific/Engineering :: Mathematics',
                'Topic :: Software Development :: Libraries :: Python Modules']
-requires-python = '>=3.8'
+requires-python = '>=3.9'
 
 [project.readme]
 file = 'README.rst'
diff --git a/src/gmpy2.h b/src/gmpy2.h
index 9195eeb5..1eac86b7 100644
--- a/src/gmpy2.h
+++ b/src/gmpy2.h
@@ -67,8 +67,8 @@ extern "C" {
 
 /* Check for minimum Python version requirements. */
 
-#if PY_VERSION_HEX < 0x03080000
-#  error "GMPY2 requires Python 3.8 or later."
+#if PY_VERSION_HEX < 0x03090000
+#  error "GMPY2 requires Python 3.9 or later."
 #endif
 
 /* Include headers for GMP, MPFR, and MPC. */