Use setup.cfg instead of setup.py. (#37)

And drop support for Python 3.6.

.github/workflows/main.yml

@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "pypy3"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "pypy3"]
 
     steps:
       - uses: actions/checkout@v2

CHANGELOG.rst

@@ -10,7 +10,10 @@ next
   (`#32 <https://github.com/clokep/celery-batches/pull/32>`_)
 * Clean-up and re-organize code. (`#31 <https://github.com/clokep/celery-batches/pull/31>`_)
 * Support Celery 5.2. (`#36 <https://github.com/clokep/celery-batches/pull/36>`_)
-* Support Python 3.10. (`#36 <https://github.com/clokep/celery-batches/pull/36>`_)
+* Drop support for Python 3.6. (`#36 <https://github.com/clokep/celery-batches/pull/36>`_)
+* Support Python 3.10. (`#37 <https://github.com/clokep/celery-batches/pull/37>`_)
+* Changed packaging to use setuptools declarative config in ``setup.cfg``.
+  (`#37 <https://github.com/clokep/celery-batches/pull/37>`_)
 
 0.5 2021-05-24
 ==============

README.rst

@@ -17,23 +17,24 @@ What do I need?
 
 celery-batches version runs on,
 
-- Python (3.6, 3.7, 3.8, 3.9, 3.10)
+- Python (3.7, 3.8, 3.9, 3.10)
 - PyPy3 (7.6)
 
 And is tested with Celery >= 4.4.
 
 If you're running an older version of Python, you need to be running
 an older version of celery-batches:
 
-- Python 2.7: celery-batches 0.3 series.
-- Python 3.4: celery-batches 0.2 series.
-- Python 3.5: celery-batches 0.3 series.
+- Python 2.7: celery-batches 0.3.
+- Python 3.4: celery-batches 0.2.
+- Python 3.5: celery-batches 0.3.
+- Python 3.6: celery-batches 0.5.
 
 If you're running an older version of Celery, you need to be running
 an older version of celery-batches:
 
 - Celery < 4.0: Use `celery.contrib.batches` instead.
-- Celery 4.0 - 4.3: celery-batches 0.3 series.
+- Celery 4.0 - 4.3: celery-batches 0.3.
 
 History
 =======

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=42.0.0", "wheel"]
+build-backend = "setuptools.build_meta"

setup.cfg

@@ -1,6 +1,38 @@
+[metadata]
+name = celery-batches
+version = 0.6dev
+description = Experimental task class that buffers messages and processes them as a list.
+long_description = file: README.rst
+long_description_content_type = text/x-rst
+author = Patrick Cloke
+author_email = clokep@patrick.cloke.us
+url = https://github.com/clokep/celery-batches
+download_url = https://github.com/clokep/celery-batches
+keywords = task, job, queue, distributed, messaging, actor
+license = BSD
+license_file = LICENSE
+classifiers =
+    Development Status :: 3 - Alpha
+    License :: OSI Approved :: BSD License
+    Topic :: System :: Distributed Computing
+    Topic :: Software Development :: Object Brokering
+    Programming Language :: Python
+    Programming Language :: Python :: 3 :: Only
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
+    Programming Language :: Python :: Implementation :: CPython
+    Programming Language :: Python :: Implementation :: PyPy
+    Operating System :: OS Independent
+
+[options]
+packages =
+    celery_batches
+install_requires = celery>=4.4,<5.3
+python_requires = >=3.7
+
 [flake8]
 # Don't use a strict line limit if it makes the code more readable.
 ignore = E501
-
-[metadata]
-license_file = LICENSE

tox.ini

@@ -1,8 +1,6 @@
 [tox]
 envlist =
-    {pypy3,3.6,3.7,3.8,3.9,3.10}-celery{44,50,51},
-    # Celery 5.2 drops support for Python < 3.7.
-    {pypy3,3.7,3.8,3.9,3.10}-celery{52,master},
+    {pypy3,3.7,3.8,3.9,3.10}-celery{44,50,51,52,master,52,master},
     flake8
 isolated_build = True
 skip_missing_interpreters = True
@@ -24,12 +22,7 @@ commands =
     coverage run -m pytest
     coverage html
 basepython =
-    3.6: python3.6
-    3.7: python3.7
-    3.8: python3.8
-    3.9: python3.9
-    pypy3: pypy3
-    flake8: python3.6
+    flake8: python3.7
 usedevelop = True
 
 [testenv:flake8]