Update license metadata and copyright year

New metadata fixes deprecation warnings from setuptools

Packaging module required by setuptools for license metadata,
older versions of cibuildwheel pinned an old version of it.

Author: HexDecimal

.github/workflows/python-package.yml

@@ -235,7 +235,7 @@ jobs:
       - name: Install Python dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install cibuildwheel==2.19.2
+          pip install cibuildwheel==2.23.3
       - name: Build wheels
         run: |
           python -m cibuildwheel --output-dir wheelhouse
@@ -290,7 +290,7 @@ jobs:
         # Downloads SDL2 for the later step.
         run: python build_sdl.py
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.19.2
+        uses: pypa/cibuildwheel@v2.23.3
         env:
           CIBW_BUILD: ${{ matrix.python }}
           CIBW_ARCHS_MACOS: x86_64 arm64 universal2

LICENSE.txt

@@ -1,6 +1,6 @@
 BSD 2-Clause License
 
-Copyright (c) 2009-2023, Kyle Benesch and the python-tcod contributors.
+Copyright (c) 2009-2025, Kyle Benesch and the python-tcod contributors.
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

docs/conf.py

@@ -65,7 +65,7 @@
 
 # General information about the project.
 project = "python-tcod"
-copyright = "2009-2023, Kyle Benesch"
+copyright = "2009-2025, Kyle Benesch"
 author = "Kyle Benesch"
 
 # The version info for the project you're documenting, acts as replacement for

pyproject.toml

@@ -2,8 +2,9 @@
 requires = [
     # setuptools >=64.0.0 might break editable installs
     # https://github.com/pypa/setuptools/issues/3548
-    "setuptools >=61.0.0",
+    "setuptools >=77.0.3",
     "setuptools_scm[toml]>=6.2",
+    "packaging>=24.2",
     "wheel>=0.37.1",
     "cffi>=1.15",
     "pycparser>=2.14",
@@ -19,7 +20,12 @@ description = "The official Python port of libtcod."
 authors = [{ name = "Kyle Benesch", email = "4b796c65+tcod@gmail.com" }]
 readme = "README.rst"
 requires-python = ">=3.10"
-license = { text = "Simplified BSD License" }
+license = "BSD-2-Clause"
+license-files = [
+    "LICENSE.txt",
+    "libtcod/LICENSE.txt",
+    "libtcod/LIBTCOD-CREDITS.txt",
+]
 dependencies = [
     "cffi>=1.15",
     'numpy>=1.21.4; implementation_name != "pypy"',
@@ -39,7 +45,6 @@ classifiers = [
     "Environment :: MacOS X",
     "Environment :: X11 Applications",
     "Intended Audience :: Developers",
-    "License :: OSI Approved :: BSD License",
     "Natural Language :: English",
     "Operating System :: POSIX",
     "Operating System :: MacOS :: MacOS X",