Drop support for Python <3.9

Author: href

.github/workflows/test.yml

@@ -9,10 +9,11 @@ jobs:
       max-parallel: 4
       matrix:
         python-version:
-          - "3.6"
-          - "3.7"
-          - "3.8"
+          - "3.9"
           - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
 
     steps:
       - uses: actions/checkout@v3

tox.ini

@@ -1,14 +1,15 @@
 [tox]
-envlist = py{36,37,38,310}
+envlist = py{39,310,311,312,313}
 skip_missing_interpreters = True
 skipsdist = True
 
 [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
 
 [testenv]
 deps =