chore: add 3.13 classifier and test

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ['3.8', '3.10', '3.12']
+        python-version: ['3.8', '3.10', '3.13']
         include:
           - {os: macos-13, python-version: '3.9'}
           - {os: windows-latest, python-version: '3.8'}
@@ -48,6 +48,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
+        allow-prereleases: true
 
     - uses: astral-sh/setup-uv@v3
 

noxfile.py

@@ -4,13 +4,15 @@
 
 import nox
 
-nox.options.sessions = ["lint", "pylint", "tests"]
-
-PYTHON_VERSIONS = ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
-
 nox.needs_version = ">=2024.4.15"
 nox.options.default_venv_backend = "uv|virtualenv"
 
+ALL_PYTHONS = [
+    c.split()[-1]
+    for c in nox.project.load_toml("pyproject.toml")["project"]["classifiers"]
+    if c.startswith("Programming Language :: Python :: 3.")
+]
+
 
 @nox.session
 def lint(session):
@@ -29,13 +31,13 @@ def pylint(session: nox.Session) -> None:
     session.run("pylint", "src", *session.posargs)
 
 
-@nox.session(python=PYTHON_VERSIONS)
+@nox.session(python=ALL_PYTHONS)
 def tests(session):
     session.install("-y.[test]")
     session.run("pytest", *session.posargs)
 
 
-@nox.session
+@nox.session(default=False)
 def build(session):
     """
     Build an SDist and wheel.

pyproject.toml

@@ -38,6 +38,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [