Drop Python 3.8 support. Test 3.12 final and 3.13-dev (#448)

.github/workflows/tests.yaml

@@ -33,9 +33,9 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12-dev']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13-dev']
         os: [ubuntu-latest, macos-latest, windows-latest]
-    continue-on-error: ${{ matrix.python-version == '3.12-dev' }}
+    continue-on-error: ${{ matrix.python-version == '3.13-dev' }}
 
     steps:
     - uses: actions/checkout@v3
@@ -54,7 +54,7 @@ jobs:
         pytest --cov --cov-fail-under=100
 
     - name: Report coverage
-      if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.8'
+      if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
       uses: codecov/codecov-action@v2
 
   allgood:
@@ -74,7 +74,7 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions/setup-python@v3
       with:
-        python-version: '3.8'
+        python-version: '3.x'
     - name: Install build and publish tools
       run: |
         pip install build twine

pyproject.toml

@@ -11,7 +11,7 @@ authors = [
     { name = "Taneli Hukkinen", email = "[email protected]" },
 ]
 license = { file = "LICENSE" }
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = [
     'markdown-it-py >=1.0.0,<4.0.0',
     'tomli >=1.1.0; python_version < "3.11"',
@@ -63,10 +63,10 @@ xfail_strict = true
 legacy_tox_ini = '''
 [tox]
 # Only run pytest envs when no args given to tox
-envlist = py{38,39,310,311}
+envlist = py{39,310,311,312,313}
 isolated_build = True
 
-[testenv:py{38,39,310,311}]
+[testenv:py{39,310,311,312,313}]
 description = run tests
 deps =
     -r tests/requirements.txt
@@ -90,7 +90,7 @@ commands = pre-commit run {posargs:--all}
 
 [testenv:mypy]
 description = run mypy
-basepython = python3.8
+basepython = python3.11
 deps =
     -r tests/requirements.txt
     mypy==1.11.2