Drop python 3.9 support (#106)

Author: Yarn-e

.github/workflows/main.yml

@@ -18,7 +18,7 @@ jobs:
 
       - uses: "actions/setup-python@v3"
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       - name: "Install dependencies"
         run: python -m pip install -r requirements/pkgutils.txt
@@ -47,7 +47,7 @@ jobs:
 
       - uses: "actions/setup-python@v3"
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       - name: "Install dependencies"
         run: |
@@ -66,7 +66,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14", "pypy-3.10", "pypy-3.11"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14", "pypy-3.10", "pypy-3.11"]
 
     steps:
       - uses: actions/checkout@v2

CHANGELOG.rst

@@ -3,6 +3,14 @@
 Changelog
 #########
 
+next
+====
+
+Maintenance
+-----------
+
+* Drop support for Python 3.9 (`#106 <https://github.com/clokep/celery-batches/pull/106>`_)
+
 2026-01-16
 ==========
 

README.rst

@@ -27,7 +27,7 @@ What do I need?
 
 celery-batches version runs on,
 
-- Python (3.9, 3.10, 3.11, 3.12, 3.13, 3.14)
+- Python (3.10, 3.11, 3.12, 3.13, 3.14)
 - PyPy (3.10, 3.11)
 
 And is tested with Celery ~= 5.0.
@@ -42,6 +42,7 @@ Python version is listed below:
 - Python 3.6: celery-batches 0.5.
 - Python 3.7: celery-batches 0.7.
 - Python 3.8: celery-batches 0.9.
+- Python 3.9: celery-batches 0.11.
 
 If you're running an older version of Celery, you need to be running
 an older version of celery-batches:

pyproject.toml

@@ -4,7 +4,7 @@ license = "BSD-3-Clause"
 version = "0.11"
 description = "Experimental task class that buffers messages and processes them as a list."
 readme = "README.rst"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = [
     "celery>=5.0,<5.7",
 ]
@@ -19,7 +19,6 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3 :: Only",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    {pypy3,3.9,3.10}-celery{52,main}-unit,
+    {pypy3,3.10}-celery{52,main}-unit,
     # Celery 5.3 added support for Python 3.11.
     3.11-celery{53,main}-unit,
     # Celery 5.4 added support for Python 3.12.
@@ -17,7 +17,6 @@ isolated_build = True
 [gh-actions]
 python =
     pypy-3: pypy3
-    3.9: 3.9
     3.10: 3.10
     3.11: 3.11
     3.12: 3.12