Drop support for EOL Python 3.7

Author: hugovk

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4

appveyor.yml

@@ -5,10 +5,6 @@ image: Visual Studio 2019
 
 environment:
   matrix:
-     - PYTHON: "C:\\Python36"
-     - PYTHON: "C:\\Python36-x64"
-     - PYTHON: "C:\\Python37"
-     - PYTHON: "C:\\Python37-x64"
      - PYTHON: "C:\\Python38"
      - PYTHON: "C:\\Python38-x64"
      - PYTHON: "C:\\Python39"

pyproject.toml

@@ -7,12 +7,11 @@ authors = [
 ]
 readme = "README.rst"
 license = {file = "LICENSE"}
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 classifiers = [
     "License :: OSI Approved :: BSD License",
     "Development Status :: 4 - Beta",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",