Python-3.14 on CI

.github/workflows/python-package.yml

@@ -9,11 +9,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.13", "3.13t"]
+        python-version: ["3.9", "3.14", "3.14t"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
-        uses: Quansight-Labs/setup-python@v5  # until https://github.com/actions/setup-python/issues/771 is resolved
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install
@@ -23,7 +23,7 @@ jobs:
           python -m pip install .
       - name: Test
         run: |
-          pytest --cov .
+          PYTHONWARNINGS=error pytest --cov --durations=10 .
         # https://github.com/marketplace/actions/codecov
       - name: Codecov Report
         uses: codecov/codecov-action@v4

.readthedocs.yml

@@ -10,3 +10,6 @@ python:
       path: .
       extra_requirements:
         - docs
+
+sphinx:
+  configuration: docs/source/conf.py

setup.cfg

@@ -8,13 +8,14 @@ keywords = pprint pformat ptree pretty print tree format formatting
 author_email = chris.gfz@gmail.com
 author = Christian López Barrón
 url = https://github.com/chrizzFTD/printree
+# Try to align to https://devguide.python.org/versions/
 classifiers =
-    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
     Programming Language :: Python :: 3.13
+    Programming Language :: Python :: 3.14
 
 [options]
 packages = find:

tests/test_printree.py

@@ -31,7 +31,7 @@ def test_flat_list(self):
         self.assertEqual(actual, expected)
 
     def test_ascii_with_recursion(self):
-        """Confirm multiline key, value and recursion build a similar tree to:
+        r"""Confirm multiline key, value and recursion build a similar tree to:
 
             .
             |-- AB