Drop support for EOL Python 3.8

Author: hugovk

.github/workflows/ci.yml

@@ -1,6 +1,6 @@
 name: CI
 
-on: [push, pull_request]
+on: [push, pull_request, workflow_dispatch]
 
 jobs:
   Windows:
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
+        python: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
 
     steps:
       - name: Checkout
@@ -35,7 +35,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
+        python: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
         check_formatting: ['0']
         extra_name: ['']
         include:
@@ -53,7 +53,7 @@ jobs:
           cache: pip
           cache-dependency-path: test-requirements.txt
       - name: Setup Python (dev)
-        uses: deadsnakes/action@v3.0.1
+        uses: deadsnakes/action@v3.2.0
         if: endsWith(matrix.python, '-dev')
         with:
           python-version: '${{ matrix.python }}'
@@ -71,7 +71,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
+        python: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t']
     steps:
       - name: Checkout
         uses: actions/checkout@v6

.readthedocs.yml

@@ -2,9 +2,9 @@
 version: 2
 
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
-    python: "3.8"
+    python: "3.13"
 
 formats:
   - htmlzip

pyproject.toml

@@ -26,7 +26,7 @@ classifiers = [
     "Intended Audience :: Developers",
     "Development Status :: 5 - Production/Stable",
 ]
-requires-python = ">= 3.7"
+requires-python = ">= 3.9"
 dynamic = ["version"]
 
 [project.urls]