Modernize Python versions

- drop support for Python 3.6/3.7
- add support for Python 3.12
- update linters

.github/workflows/main.yml

@@ -19,7 +19,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:

.pre-commit-config.yaml

@@ -16,7 +16,7 @@ repos:
       additional_dependencies: [flake8-bugbear==22.12.6]
 
   - repo: https://github.com/asottile/pyupgrade
-    rev: v3.13.0
+    rev: v3.14.0
     hooks:
     - id: pyupgrade
       args: [--py36-plus]

setup.py

@@ -52,7 +52,7 @@ def read(*parts):
             "pytest-cov",
         ],
     },
-    python_requires=">= 3.7",
+    python_requires=">= 3.8",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Environment :: Web Environment",
@@ -61,11 +61,11 @@ def read(*parts):
         "Operating System :: OS Independent",
         "Programming Language :: Python",
         "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 :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
         "Topic :: Software Development :: Libraries :: Python Modules",
         "Framework :: Flask",

tox.ini

@@ -1,10 +1,10 @@
 [tox]
 envlist =
-    py37,
     py38,
     py39,
     py310,
     py311,
+    py312,
     lint,
     mypy,
     coverage,