🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Author: gcf-owl-bot[bot]

.kokoro/samples/python3.14/common.cfg

@@ -140,6 +140,26 @@ env_vars: {
 
 
 
+#############################################
+# this section merged from .kokoro/common_env_vars.cfg using owlbot.py
+
+env_vars: {
+    key: "PRODUCT_AREA_LABEL"
+    value: "observability"
+}
+env_vars: {
+    key: "PRODUCT_LABEL"
+    value: "logging"
+}
+env_vars: {
+    key: "LANGUAGE_LABEL"
+    value: "python"
+}
+
+###################################################
+
+
+
 #############################################
 # this section merged from .kokoro/common_env_vars.cfg using owlbot.py
 

CONTRIBUTING.rst

@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9, 3.10, 3.11, 3.12 and 3.13 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10, 3.11, 3.12, 3.13 and 3.14 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.13 -- -k <name of test>
+    $ nox -s unit-3.14 -- -k <name of test>
 
 
   .. note::
@@ -143,12 +143,12 @@ Running System Tests
    $ nox -s system
 
    # Run a single system test
-   $ nox -s system-3.12 -- -k <name of test>
+   $ nox -s system-3.19 -- -k <name of test>
 
 
   .. note::
 
-      System tests are only configured to run under Python 3.12.
+      System tests are only configured to run under Python 3.19.
       For expediency, we do not run them in older versions of Python 3.
 
   This alone will not run the tests. You'll need to change some local
@@ -228,6 +228,7 @@ We support:
 -  `Python 3.11`_
 -  `Python 3.12`_
 -  `Python 3.13`_
+-  `Python 3.14`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
@@ -236,6 +237,7 @@ We support:
 .. _Python 3.11: https://docs.python.org/3.11/
 .. _Python 3.12: https://docs.python.org/3.12/
 .. _Python 3.13: https://docs.python.org/3.13/
+.. _Python 3.14: https://docs.python.org/3.14/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.

noxfile.py

@@ -32,7 +32,7 @@
 ISORT_VERSION = "isort==5.11.0"
 LINT_PATHS = ["docs", "google", "tests", "noxfile.py", "setup.py"]
 
-DEFAULT_PYTHON_VERSION = "3.13"
+DEFAULT_PYTHON_VERSION = "3.8"
 
 UNIT_TEST_PYTHON_VERSIONS: List[str] = [
     "3.7",
@@ -61,7 +61,7 @@
 UNIT_TEST_EXTRAS: List[str] = []
 UNIT_TEST_EXTRAS_BY_PYTHON: Dict[str, List[str]] = {}
 
-SYSTEM_TEST_PYTHON_VERSIONS: List[str] = ["3.9", "3.14"]
+SYSTEM_TEST_PYTHON_VERSIONS: List[str] = ["3.19"]
 SYSTEM_TEST_STANDARD_DEPENDENCIES: List[str] = [
     "mock",
     "pytest",
@@ -82,12 +82,7 @@
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
 
 nox.options.sessions = [
-    "unit-3.9",
-    "unit-3.10",
-    "unit-3.11",
-    "unit-3.12",
-    "unit-3.13",
-    "unit-3.14",
+    "unit",
     "system",
     "cover",
     "lint",
@@ -190,8 +185,8 @@ def install_unittest_dependencies(session, *constraints):
 )
 def unit(session, protobuf_implementation):
     # Install all test dependencies, then install this package in-place.
-    py_version = tuple([int(v) for v in session.python.split(".")])
-    if protobuf_implementation == "cpp" and py_version >= (3, 11):
+
+    if protobuf_implementation == "cpp" and session.python in ("3.11", "3.12", "3.13"):
         session.skip("cpp implementation is not supported in python 3.11+")
 
     constraints_path = str(
@@ -391,7 +386,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.13")
+@nox.session(python="3.14")
 @nox.parametrize(
     "protobuf_implementation",
     ["python", "upb", "cpp"],