Drop support for Python 3.7 and 3.8

Python 3.7 reached end-of-life on 27/06/2023, and Python 3.8 on
07/10/2024.

See https://devguide.python.org/versions/.

.github/workflows/test_and_publish.yml

@@ -12,11 +12,9 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
         python-version:
-        - '3.7'
-        - '3.8'
         - '3.9'
         - '3.10'
-        - 'pypy-3.8'
+        - 'pypy-3.9'
 
     steps:
       - name: Check out code
@@ -39,7 +37,7 @@ jobs:
     name: Test documentation
     runs-on: ubuntu-latest
     env:
-      PYTHON_VERSION: 3.8
+      PYTHON_VERSION: '3.x'
     steps:
       - name: Check out code
         uses: actions/checkout@v4

pyproject.toml

@@ -19,13 +19,11 @@ classifiers = [
   "Topic :: Software Development :: Libraries :: Python Modules",
   "Operating System :: OS Independent",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.7",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "License :: OSI Approved :: MIT License",
 ]
-requires-python = ">=3.7, <4"
+requires-python = ">=3.9, <4"
 dependencies = [
   "Faker >= 4.1,< 20.0",
 ]

tox.ini

@@ -9,8 +9,6 @@ isolated_build = true
 skip_missing_interpreters = true
 
 envlist =
-    py37
-    py38
     py39
     py310
     format