Update repo for Python 3.9+ (#66)

Author: bdraco

.pre-commit-config.yaml

@@ -32,10 +32,10 @@ repos:
         args: [--fix, --exit-non-zero-on-fix]
       - id: ruff-format
   - repo: https://github.com/asottile/pyupgrade
-    rev: v2.7.2
+    rev: v3.19.0
     hooks:
       - id: pyupgrade
-        args: [--py36-plus]
+        args: [--py39-plus]
 #  - repo: https://github.com/pre-commit/mirrors-mypy
 #    rev: v1.11.2
 #    hooks:

setup.py

@@ -25,7 +25,11 @@
     "Topic :: Utilities",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.5",
+    "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",
 ]
 
 setup(