Modernize testing/support

Author: MaitreyaBuddha

.github/workflows/test.yml

@@ -1,17 +1,19 @@
 name: Test
-on: [push, pull_request]
+on: [ push, pull_request ]
 
 jobs:
   test:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ '3.6', '3.7', '3.8', '3.9', '3.10' ]
+        python-version: [ '3.9', '3.10', '3.11', '3.12' ]
 
     steps:
-      - uses: actions/checkout@v2
+      - name: Check out repository
+        uses: actions/checkout@v4
+
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies

setup.py

@@ -14,9 +14,6 @@
     packages=setuptools.find_packages(),
     test_suite='',
     classifiers=[
-        'Programming Language :: Python :: 3.6',
-        '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',