tests: update default Python runtime for tests to 3.14 (#306)

Author: parthea

.github/workflows/lint.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.10"
+        python-version: "3.14"
     - name: Install nox
       run: |
         python -m pip install --upgrade setuptools pip wheel

.github/workflows/unittest.yml

@@ -45,7 +45,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.10"
+        python-version: "3.14"
     - name: Install coverage
       run: |
         python -m pip install --upgrade setuptools pip wheel

noxfile.py

@@ -36,7 +36,7 @@
 # Error if a python version is missing
 nox.options.error_on_missing_interpreters = True
 
-DEFAULT_PYTHON_VERSION = "3.10"
+DEFAULT_PYTHON_VERSION = "3.14"
 BLACK_VERSION = "black==23.7.0"
 BLACK_PATHS = ["test_utils", "setup.py"]
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
@@ -74,7 +74,7 @@ def blacken(session):
 @nox.session(python=DEFAULT_PYTHON_VERSION)
 def lint_setup_py(session):
     """Verify that setup.py is valid (including RST check)."""
-    session.install("docutils", "pygments")
+    session.install("docutils", "pygments", "setuptools")
     session.run("python", "setup.py", "check", "--restructuredtext", "--strict")