feat: add support for Python 3.14 (#493)

This change adds support for Python 3.14, which is the latest stable release of Python as of October 7, 2025. It also changed the asyncpg minimum version to 0.31.0, because it adds support for Windows Python 3.14.

Author: rhatgadkar-goog

.github/workflows/lint.yaml

@@ -32,7 +32,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
         with:
-          python-version: "3.13"
+          python-version: "3.14"
 
       - name: Install nox
         run: pip install nox

.github/workflows/tests.yaml

@@ -38,7 +38,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        python-version: ["3.10", "3.13"]
+        python-version: ["3.10", "3.14"]
       fail-fast: false
     steps:
       - name: Checkout code
@@ -99,7 +99,7 @@ jobs:
       (github.event.pull_request.head.repo.full_name == github.repository && github.actor != 'dependabot[bot]')
     strategy:
       matrix:
-        python-version: ["3.10", "3.13"]
+        python-version: ["3.10", "3.14"]
       fail-fast: false
     permissions:
       contents: read

noxfile.py

@@ -22,8 +22,8 @@
 ISORT_VERSION = "isort==5.13.2"
 LINT_PATHS = ["google", "tests", "noxfile.py"]
 
-SYSTEM_TEST_PYTHON_VERSIONS = ["3.10", "3.11", "3.12", "3.13"]
-UNIT_TEST_PYTHON_VERSIONS = ["3.10", "3.11", "3.12", "3.13"]
+SYSTEM_TEST_PYTHON_VERSIONS = ["3.10", "3.11", "3.12", "3.13", "3.14"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.10", "3.11", "3.12", "3.13", "3.14"]
 
 
 @nox.session

pyproject.toml

@@ -37,6 +37,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Operating System :: OS Independent",
 ]
 dependencies = [
@@ -58,7 +59,7 @@ Changelog = "https://github.com/GoogleCloudPlatform/alloydb-python-connector/blo
 
 [project.optional-dependencies]
 pg8000 = ["pg8000>=1.31.1"]
-asyncpg = ["asyncpg>=0.30.0"]
+asyncpg = ["asyncpg>=0.31.0"]
 
 [tool.setuptools.dynamic]
 version = { attr = "google.cloud.alloydbconnector.version.__version__" }

requirements-test.txt

@@ -1,4 +1,4 @@
-asyncpg==0.30.0
+asyncpg==0.31.0
 mock==5.2.0
 pg8000==1.31.5
 psycopg2-binary==2.9.11