Add support for Python 3.13

.github/workflows/ci.yml

@@ -22,18 +22,20 @@ jobs:
           - { py: "3.10", os: "ubuntu-latest" }
           - { py: "3.11", os: "ubuntu-latest" }
           - { py: "3.12", os: "ubuntu-latest" }
+          - { py: "3.13", os: "ubuntu-latest" }
           # NOTE: We only test Windows and macOS on the latest Python;
           # these primarily exist to ensure that we don't accidentally
           # introduce Linux-isms into the development tooling.
-          - { py: "3.12", os: "windows-latest" }
-          - { py: "3.12", os: "macos-latest" }
+          - { py: "3.13", os: "windows-latest" }
+          - { py: "3.13", os: "macos-latest" }
     runs-on: ${{ matrix.conf.os }}
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       - uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
         with:
           python-version: ${{ matrix.conf.py }}
+          allow-prereleases: true
           cache: "pip"
           cache-dependency-path: pyproject.toml
 

.github/workflows/requirements.yml

@@ -23,7 +23,7 @@ jobs:
       SIGSTORE_REF: ${{ inputs.ref }}
     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: Populate reference from context
@@ -39,6 +39,7 @@ jobs:
         name: Install Python ${{ matrix.python_version }}
         with:
           python-version: ${{ matrix.python_version }}
+          allow-prereleases: true
           cache: "pip"
 
       - name: Run test install

pyproject.toml

@@ -20,6 +20,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Development Status :: 4 - Beta",
   "Intended Audience :: Developers",
   "Topic :: Security",