Test and add support for Python 3.13

Author: graingert

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        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", "3.14"]
     steps:
       - name: Set git to use LF on Windows
         if: runner.os == 'Windows'

setup.py

@@ -93,10 +93,12 @@ def finalize_options(self):
     author_email="cory@lukasa.co.uk",
 
     setup_requires=[
-        "cffi>=1.0.0",
+        "cffi>=1.0.0; python_version<'3.13'",
+        "cffi>=1.17.0; python_version>='3.13'",
     ],
     install_requires=[
-        "cffi>=1.0.0",
+        "cffi>=1.0.0; python_version<'3.13'",
+        "cffi>=1.17.0; python_version>='3.13'",
     ],
     python_requires=">=3.8",
     cffi_modules=["src/brotlicffi/_build.py:ffi"],