Remove python 3.9 support, add python 3.14 (#586)

Author: nikolas

.github/workflows/tests.yml

@@ -20,11 +20,11 @@ jobs:
           - ubuntu
           - windows
         python-version:
-        - "3.9"
         - "3.10"
         - "3.11"
         - "3.12"
         - "3.13"
+        - "3.14"
 
     steps:
       - uses: actions/checkout@v5

README.rst

@@ -108,7 +108,7 @@ should start with a slash, but not end with one; for example::
 Python Support
 --------------
 
-Daphne requires Python 3.9 or later.
+Daphne requires Python 3.10 or later.
 
 
 Contributing

pyproject.toml

@@ -2,7 +2,7 @@
 name = "daphne"
 dynamic = ["version"]
 description = "Django ASGI (HTTP/WebSocket) server"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 authors = [
     { name = "Django Software Foundation", email = "foundation@djangoproject.com" },
 ]
@@ -16,11 +16,11 @@ classifiers = [
     "Operating System :: OS Independent",
     "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 :: WWW/HTTP",
 ]
 

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{39,310,311,312,313}
+    py{310,311,312,313,314}
 
 [testenv]
 extras = tests