initial python 3.13 support (#421)

* initial python 3.13 support

* declare python 3.13 support

Author: auvipy

.github/workflows/ci.yaml

@@ -6,7 +6,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2204
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
     steps:
       - name: Install system packages
         run: sudo apt update && sudo apt-get install libcurl4-openssl-dev libssl-dev

setup.py

@@ -218,6 +218,7 @@ def run_setup(with_extensions=True):
             'Programming Language :: Python :: 3.9',
             'Programming Language :: Python :: 3.10',
             'Programming Language :: Python :: 3.11',
+            'Programming Language :: Python :: 3.13',
             'Programming Language :: Python :: Implementation :: CPython',
             'Programming Language :: Python :: Implementation :: PyPy',
             'Operating System :: Microsoft :: Windows',

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 requires =
     tox-gh-actions
-envlist = {3.8,3.9,3.10,3.11,3.12}-unit
+envlist = {3.8,3.9,3.10,3.11,3.12,3.13}-unit
 skip_missing_interpreters = True
 
 [gh-actions]
@@ -11,6 +11,7 @@ python =
     3.10: 3.10-unit
     3.11: 3.11-unit
     3.12: 3.12-unit
+    3.13: 3.13-unit
 
 [testenv]
 distribute = True