chore: updates to noxfile sessions, versions and creds check.

Author: chalmerlowe

packages/django-google-spanner/noxfile.py

@@ -16,6 +16,7 @@
 import nox
 
 BLACK_VERSION = "black==22.3.0"
+ISORT_VERSION = "isort==5.11.0"
 BLACK_PATHS = [
     "docs",
     "django_spanner",
@@ -25,9 +26,21 @@
 ]
 
 MOCKSERVER_TEST_PYTHON_VERSION = "3.12"
-DEFAULT_PYTHON_VERSION = "3.8"
-SYSTEM_TEST_PYTHON_VERSIONS = ["3.8"]
-UNIT_TEST_PYTHON_VERSIONS = ["3.8", "3.9", "3.10"]
+DEFAULT_PYTHON_VERSION = "3.14"
+
+UNIT_TEST_PYTHON_VERSIONS = [
+    "3.8",
+    "3.9",
+    "3.10",
+    "3.11",
+    "3.12",
+    "3.13",
+    "3.14",
+]
+ALL_PYTHON = list(UNIT_TEST_PYTHON_VERSIONS)
+ALL_PYTHON.extend(["3.7"])
+
+SYSTEM_TEST_PYTHON_VERSIONS = ALL_PYTHON
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
 
@@ -61,7 +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"
     )
@@ -100,7 +113,7 @@ def default(session, django_version="3.2"):
     )
 
 
-@nox.session(python=UNIT_TEST_PYTHON_VERSIONS)
+@nox.session(python=ALL_PYTHON)
 def unit(session):
     """Run the unit test suite."""
     if session.python in ("3.7",):
@@ -288,3 +301,44 @@ def docfx(session):
         os.path.join("docs", ""),
         os.path.join("docs", "_build", "html", ""),
     )
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def mypy(session):
+    """Run the type checker."""
+    # TODO(https://github.com/googleapis/google-cloud-python/issues/16014):
+    # Add mypy tests
+    session.skip("mypy tests are not yet supported")
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def core_deps_from_source(session):
+    """Run all tests with core dependencies installed from source
+    rather than pulling the dependencies from PyPI.
+    """
+    # TODO(https://github.com/googleapis/google-cloud-python/issues/16014):
+    # Add core deps from source tests
+    session.skip("Core deps from source tests are not yet supported")
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def prerelease_deps(session):
+    """Run all tests with prerelease versions of dependencies installed."""
+    # TODO(https://github.com/googleapis/google-cloud-python/issues/16014):
+    # Add prerelease deps tests
+    session.skip("prerelease deps tests are not yet supported")
+
+
+@nox.session
+def format(session: nox.sessions.Session) -> None:
+    """
+    Run isort to sort imports. Then run black
+    to format code to uniform standard.
+    """
+    session.install(BLACK_VERSION, ISORT_VERSION)
+    python_files = [path for path in os.listdir(".") if path.endswith(".py")]
+
+    # Use the --fss option to sort imports using strict alphabetical order.
+    # See https://pycqa.github.io/isort/docs/configuration/options.html#force-sort-within-sections
+    session.run("isort", "--fss", *python_files)
+    session.run("black", *python_files)