remove python3.8 add python3.13

.github/workflows/tests.yml

@@ -14,11 +14,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
         os: [ubuntu-24.04]
         include:
-        - python-version: 3.12
-          os: macos-14
+        - python-version: 3.13
+          os: macos-latest
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}

pyproject.toml

@@ -14,15 +14,16 @@ classifiers = [
   "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
   "Operating System :: MacOS :: MacOS X",
   "Operating System :: POSIX :: Linux",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.11",
   "Topic :: Utilities"
 ]
 dependencies = [
   "babel",
-  "backports.zoneinfo; python_version < '3.9'",
   "tabulate",
   "termcolor",
   "tomli; python_version < '3.11'",
@@ -42,10 +43,6 @@ test = ["pytest", "pytest-cov"]
 [project.scripts]
 multizone = "multizone:main"
 
-[tool.black]
-line-length = 108
-target-version = ['py38']
-
 [tool.coverage.run]
 include = ["multizone.py"]
 
@@ -64,7 +61,19 @@ ignore = [
 ]
 line-length = 108
 select = ["ALL"]
-target-version = "py38"
+target-version = "py39"
 
 [tool.ruff.per-file-ignores]
 "test_mz.py" = ["PLR2004"]
+
+[tool.tox]
+legacy_tox_ini = """
+[tox]
+envlist = py3{9,10,11,12,13}
+isolated_build = True
+
+[testenv]
+usedevelop=True
+deps = .[test]
+commands = pytest
+"""