Drop 3.8 support

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: [3.8, 3.9, "3.10", 3.11, 3.12, 3.13]
+        python-version: [3.9, "3.10", 3.11, 3.12, 3.13]
 
     name: Python ${{ matrix.python-version }} on ${{ matrix.platform }}
     runs-on: ${{ matrix.platform }}

HISTORY.rst

@@ -12,6 +12,8 @@ History
   classes are no longer immutable. For most users, these differences should
   not impact their integration.
 * BREAKING CHANGE: Model attributes that were formerly tuples are now lists.
+* IMPORTANT: Python 3.9 or greater is required. If you are using an older
+  version, please use an earlier release.
 * Added ``to_dict`` methods to the model classes. These return a dict version
   of the object that is suitable for serialization. It recursively calls
   ``to_dict`` or the equivalent on all objects contained within the object.

README.rst

@@ -307,7 +307,7 @@ For asynchronous reporting:
 Requirements
 ------------
 
-Python 3.8 or greater is required. Older versions are not supported.
+Python 3.9 or greater is required. Older versions are not supported.
 
 Versioning
 ----------

pyproject.toml

@@ -12,7 +12,7 @@ dependencies = [
     "requests>=2.24.0,<3.0.0",
     "voluptuous",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 readme = "README.rst"
 license = {text = "Apache License 2.0"}
 classifiers = [
@@ -22,7 +22,6 @@ classifiers = [
     "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",

setup.cfg

@@ -3,11 +3,10 @@
 max-line-length = 88
 
 [tox:tox]
-envlist = {py38,py39,py310,py311,py313}-test,py313-{black,lint,flake8,mypy}
+envlist = {py39,py310,py311,py313}-test,py313-{black,lint,flake8,mypy}
 
 [gh-actions]
 python =
-    3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311