Drop Python 3.8 and test against Python 3.13

.github/workflows/test.yml

@@ -29,14 +29,15 @@ jobs:
       matrix:
         platform: [ubuntu-latest, macos-13, macos-latest, windows-latest]
         python-version:
-          ["3.8", "3.9", "3.10", "3.11", "3.12", "pypy-3.9", "pypy-3.10"]
+          ["3.9", "3.10", "3.11", "3.12", "3.13", "pypy-3.9", "pypy-3.10"]
         # TODO: disable nightly NumPy tests for now, re-enable later
         # nightly: [[True, "nightly-"], [False, ""]]
     steps:
       - uses: actions/[email protected]
       - uses: actions/[email protected]
         with:
           python-version: ${{ matrix.python-version }}
+          allow-prereleases: true
       - uses: yezz123/setup-uv@v4
 
       - name: Run CPython tests

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "hatchling.build"
 [project]
 name = "autograd"
 version = "1.7.0"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 description = "Efficiently computes derivatives of NumPy code."
 readme = "README.md"
 license = {file = "license.txt"}
@@ -25,11 +25,11 @@ classifiers = [
   "Intended Audience :: Information Technology",
   "Intended Audience :: Science/Research",
   "License :: OSI Approved :: MIT License",
-  "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",
   "Topic :: Scientific/Engineering",
 ]
 keywords = [