Drop Python 3.9 support; test on 3.14

Author: oschwald

.github/workflows/test.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        env: [3.9, "3.10", 3.11, 3.12, 3.13]
+        env: ["3.10", 3.11, 3.12, 3.13, 3.14]
         os: [ubuntu-latest, ubuntu-24.04-arm, macos-latest, windows-latest]
     steps:
       - uses: actions/checkout@v5

HISTORY.rst

@@ -7,6 +7,8 @@ History
 5.2.0
 ++++++++++++++++++
 
+* IMPORTANT: Python 3.10 or greater is required. If you are using an older
+  version, please use an earlier release.
 * Setuptools has been replaced with the uv build backend for building the
   package.
 

pyproject.toml

@@ -10,7 +10,7 @@ dependencies = [
     "maxminddb>=2.7.0,<3.0.0",
     "requests>=2.24.0,<3.0.0",
 ]
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 readme = "README.rst"
 license = "Apache-2.0"
 license-files = ["LICENSE"]
@@ -21,11 +21,11 @@ classifiers = [
     "Intended Audience :: System Administrators",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "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",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Internet",
     "Topic :: Internet :: Proxy Servers",
 ]
@@ -95,11 +95,11 @@ ignore = [
 
 [tool.tox]
 env_list = [
-    "3.9",
     "3.10",
     "3.11",
     "3.12",
     "3.13",
+    "3.14",
     "lint",
 ]
 skip_missing_interpreters = false
@@ -114,7 +114,7 @@ commands = [
 
 [tool.tox.env.lint]
 description = "Code linting"
-python = "3.13"
+python = "3.14"
 dependency_groups = [
     "dev",
     "lint",
@@ -126,8 +126,8 @@ commands = [
 ]
 
 [tool.tox.gh.python]
-"3.13" = ["3.13", "lint"]
+"3.14" = ["3.14", "lint"]
+"3.13" = ["3.13"]
 "3.12" = ["3.12"]
 "3.11" = ["3.11"]
 "3.10" = ["3.10"]
-"3.9" = ["3.9"]