feat: support Python 3.14

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

@@ -0,0 +1,37 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Build logs will be here
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
+
+# Specify which tests to run
+env_vars: {
+    key: "RUN_TESTS_SESSION"
+    value: "unit-3.14"
+}
+
+# Download trampoline resources.
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
+
+# Download resources for system tests (service account key, etc.)
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/google-auth-library-python"
+
+# Use the trampoline script to run in docker.
+build_file: "google-auth-library-python/.kokoro/trampoline.sh"
+
+# Configure the docker image for kokoro-trampoline.
+env_vars: {
+    key: "TRAMPOLINE_IMAGE"
+    value: "gcr.io/cloud-devrel-kokoro-resources/python-multi"
+}
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/google-auth-library-python/.kokoro/build.sh"
+}
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/google-auth-library-python/.kokoro/samples-test-setup.sh"
+}

.kokoro/samples/python3.14/continuous.cfg

@@ -0,0 +1,6 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+env_vars: {
+    key: "INSTALL_LIBRARY_FROM_SOURCE"
+    value: "True"
+}

.kokoro/samples/python3.14/periodic-head.cfg

@@ -0,0 +1,11 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+env_vars: {
+    key: "INSTALL_LIBRARY_FROM_SOURCE"
+    value: "True"
+}
+
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/google-auth-library-python/.kokoro/test-samples-against-head.sh"
+}

.kokoro/samples/python3.14/periodic.cfg

@@ -0,0 +1,6 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+env_vars: {
+    key: "INSTALL_LIBRARY_FROM_SOURCE"
+    value: "False"
+}

.kokoro/samples/python3.14/presubmit.cfg

@@ -0,0 +1,6 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+env_vars: {
+    key: "INSTALL_LIBRARY_FROM_SOURCE"
+    value: "True"
+}

noxfile.py

@@ -36,7 +36,7 @@
 DEFAULT_PYTHON_VERSION = "3.10"
 # TODO(https://github.com/googleapis/google-auth-library-python/issues/1787):
 # Remove or restore testing for Python 3.7/3.8
-UNIT_TEST_PYTHON_VERSIONS = ["3.9", "3.10", "3.11", "3.12", "3.13"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
 
 # Error if a python version is missing
 nox.options.error_on_missing_interpreters = True
@@ -53,6 +53,7 @@
     "unit-3.11",
     "unit-3.12",
     "unit-3.13",
+    "unit-3.14",
     # cover must be last to avoid error `No data to report`
     "cover",
     "docs",

samples/cloud-client/snippets/noxfile.py

@@ -60,7 +60,7 @@
 ]
 
 
-@nox.session(python=["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"])
+@nox.session(python=["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"])
 def unit(session):
     # constraints_path = str(
     #     CURRENT_DIRECTORY / "testing" / f"constraints-{session.python}.txt"

samples/cloud-client/snippets/requirements.txt

@@ -1,4 +1,5 @@
 google-cloud-compute==1.5.1
 google-cloud-storage==3.1.0
 google-auth==2.38.0
-pytest==7.1.2
+pytest===7.1.2; python_version <= '3.13'
+pytest==8.4.2; python_version == '3.14'

setup.py

@@ -129,6 +129,7 @@
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: Apache Software License",

tests_async/transport/test_aiohttp_requests.py

@@ -115,10 +115,11 @@ def make_with_parameter_request(self):
         http = aiohttp.ClientSession(auto_decompress=False)
         return aiohttp_requests.Request(http)
 
-    def test_unsupported_session(self):
+    @pytest.mark.asyncio
+    async def test_unsupported_session(self):
         http = aiohttp.ClientSession(auto_decompress=True)
         with pytest.raises(ValueError):
-            aiohttp_requests.Request(http)
+            await aiohttp_requests.Request(http)
 
     def test_timeout(self):
         http = mock.create_autospec(
@@ -144,11 +145,13 @@ class TestAuthorizedSession(object):
     TEST_URL = "http://example.com/"
     method = "GET"
 
-    def test_constructor(self):
+    @pytest.mark.asyncio
+    async def test_constructor(self):
         authed_session = aiohttp_requests.AuthorizedSession(mock.sentinel.credentials)
         assert authed_session.credentials == mock.sentinel.credentials
 
-    def test_constructor_with_auth_request(self):
+    @pytest.mark.asyncio
+    async def test_constructor_with_auth_request(self):
         http = mock.create_autospec(
             aiohttp.ClientSession, instance=True, _auto_decompress=False
         )