Drop support for Python 3.7

Python 3.7 went EOL on 2023-06-27.

.github/workflows/tests.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.8', '3.9', '3.10', '3.11']
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
@@ -58,4 +58,4 @@ jobs:
       run: |
         python -m pip install build twine
         python -m build
-        twine check dist/*
+        twine check dist/*

.python-version

@@ -0,0 +1 @@
+3.8

CHANGELOG.rst

@@ -2,7 +2,7 @@ Unreleased
 ----------
 
 - Add official support for Python 3.10 and 3.11.
-- Drop support for Python 3.6
+- Drop support for Python 3.6 and 3.7.
 
 0.6.0
 -----

requirements.txt

@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.7
+# This file is autogenerated by pip-compile with Python 3.8
 # by the following command:
 #
 #    pip-compile --no-emit-index-url
@@ -69,6 +69,8 @@ idna==3.3
     #   yarl
 imagesize==1.4.1
     # via sphinx
+importlib-metadata==6.8.0
+    # via sphinx
 iniconfig==1.1.1
     # via pytest
 itsdangerous==2.1.2
@@ -152,6 +154,8 @@ requests==2.31.0
     #   sphinx
 ruamel-yaml==0.17.21
     # via devpi-server
+ruamel-yaml-clib==0.2.8
+    # via ruamel-yaml
 setuptools-scm==6.4.2
     # via -r requirements.in
 six==1.16.0
@@ -181,7 +185,9 @@ toml==0.10.2
     # via tox
 tomli==2.0.1
     # via
+    #   build
     #   check-manifest
+    #   coverage
     #   pep517
     #   pytest
     #   setuptools-scm
@@ -207,6 +213,8 @@ webob==1.8.7
     # via pyramid
 yarl==1.8.2
     # via aiohttp
+zipp==3.17.0
+    # via importlib-metadata
 zope-deprecation==4.4.0
     # via pyramid
 zope-interface==5.4.0

setup.py

@@ -42,10 +42,10 @@
         'License :: OSI Approved :: BSD License',
         'Topic :: System :: Archiving :: Packaging',
         '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',
     ],
 )