Run tests for Python 3.14 and bump cibuildwheel

.github/workflows/build_and_upload.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           platforms: arm64
       - name: "Build wheels"
-        uses: "pypa/cibuildwheel@v2.21.1"
+        uses: "pypa/cibuildwheel@v3.3.0"
         env:
           CIBW_SKIP: "pp*"  # FIXME
           CIBW_ARCHS_LINUX: "auto aarch64"

.github/workflows/tests.yml

@@ -13,11 +13,8 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
         os: [ubuntu-latest, macos-latest, windows-latest]
-        exclude:
-          - os: ubuntu-latest
-            python-version: "3.6"
       fail-fast: false
 
     steps:

tox.ini

@@ -1,15 +1,14 @@
 [tox]
-envlist = py36,py37,py38,py39,py310,py311,py312
+envlist = py39,py310,py311,py312,py313,py314
 
 [gh-actions]
 python =
-    3.6: py36
-    3.7: py37
-    3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311
     3.12: py312
+    3.13: py313
+    3.14: py314
 
 [testenv]
 changedir = {envtmpdir}