feat: Add support for Python 3.12

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:caffe0a9277daeccc4d1de5c9b55ebba0901b57c2f713ec9c876b0d4ec064f61
-# created: 2023-11-08T19:46:45.022803742Z
+  digest: sha256:bacc3af03bff793a03add584537b36b5644342931ad989e3ba1171d3bd5399f5
+# created: 2023-11-23T18:17:28.105124211Z

.kokoro/samples/python3.12/common.cfg

@@ -0,0 +1,40 @@
+# 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: "py-3.12"
+}
+
+# Declare build specific Cloud project.
+env_vars: {
+    key: "BUILD_SPECIFIC_GCLOUD_PROJECT"
+    value: "python-docs-samples-tests-312"
+}
+
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/python-bigquery-sqlalchemy/.kokoro/test-samples.sh"
+}
+
+# Configure the docker image for kokoro-trampoline.
+env_vars: {
+    key: "TRAMPOLINE_IMAGE"
+    value: "gcr.io/cloud-devrel-kokoro-resources/python-samples-testing-docker"
+}
+
+# Download secrets for samples
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
+
+# Download trampoline resources.
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
+
+# Use the trampoline script to run in docker.
+build_file: "python-bigquery-sqlalchemy/.kokoro/trampoline_v2.sh"

.kokoro/samples/python3.12/continuous.cfg

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

.kokoro/samples/python3.12/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/python-bigquery-sqlalchemy/.kokoro/test-samples-against-head.sh"
+}

.kokoro/samples/python3.12/periodic.cfg

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

.kokoro/samples/python3.12/presubmit.cfg

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

CONTRIBUTING.rst

@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
+  3.8, 3.9, 3.10, 3.11 and 3.12 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-3.11 -- -k <name of test>
+    $ nox -s unit-3.12 -- -k <name of test>
 
 
   .. note::
@@ -143,12 +143,12 @@ Running System Tests
    $ nox -s system
 
    # Run a single system test
-   $ nox -s system-3.11 -- -k <name of test>
+   $ nox -s system-3.12 -- -k <name of test>
 
 
   .. note::
 
-      System tests are only configured to run under Python 3.8 and 3.11.
+      System tests are only configured to run under Python 3.8, 3.11 and 3.12.
       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
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.9`_
 -  `Python 3.10`_
 -  `Python 3.11`_
+-  `Python 3.12`_
 
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
 .. _Python 3.11: https://docs.python.org/3.11/
+.. _Python 3.12: https://docs.python.org/3.12/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.

noxfile.py

@@ -35,7 +35,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.8"
 
-UNIT_TEST_PYTHON_VERSIONS: List[str] = ["3.8", "3.9", "3.10", "3.11"]
+UNIT_TEST_PYTHON_VERSIONS: List[str] = ["3.8", "3.9", "3.10", "3.11", "3.12"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -60,9 +60,14 @@
         "geography",
         "bqstorage",
     ],
+    "3.12": [
+        "tests",
+        "geography",
+        "bqstorage",
+    ],
 }
 
-SYSTEM_TEST_PYTHON_VERSIONS: List[str] = ["3.8", "3.11"]
+SYSTEM_TEST_PYTHON_VERSIONS: List[str] = ["3.8", "3.11", "3.12"]
 SYSTEM_TEST_STANDARD_DEPENDENCIES: List[str] = [
     "mock",
     "pytest",
@@ -85,6 +90,11 @@
         "geography",
         "bqstorage",
     ],
+    "3.12": [
+        "tests",
+        "geography",
+        "bqstorage",
+    ],
 }
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
@@ -195,7 +205,7 @@ def default(session, install_extras=True):
     )
     install_unittest_dependencies(session, "-c", constraints_path)
 
-    if install_extras and session.python == "3.11":
+    if install_extras and session.python in ["3.11", "3.12"]:
         install_target = ".[geography,alembic,tests,bqstorage]"
     elif install_extras:
         install_target = ".[all]"
@@ -370,7 +380,7 @@ def compliance(session):
     )
     if session.python == "3.8":
         extras = "[tests,alembic]"
-    elif session.python == "3.11":
+    elif session.python in ["3.11", "3.12"]:
         extras = "[tests,geography]"
     else:
         extras = "[tests]"

owlbot.py

@@ -31,10 +31,11 @@
 extras_by_python = {
     "3.8": ["tests", "alembic", "bqstorage"],
     "3.11": ["tests", "geography", "bqstorage"],
+    "3.12": ["tests", "geography", "bqstorage"],
 }
 templated_files = common.py_library(
-    unit_test_python_versions=["3.8", "3.9", "3.10", "3.11"],
-    system_test_python_versions=["3.8", "3.11"],
+    unit_test_python_versions=["3.8", "3.9", "3.10", "3.11", "3.12"],
+    system_test_python_versions=["3.8", "3.11", "3.12"],
     cov_level=100,
     unit_test_extras=extras,
     unit_test_extras_by_python=extras_by_python,
@@ -126,7 +127,7 @@ def place_before(path, text, *before_text, escape=None):
 
 
 install_logic = '''
-    if install_extras and session.python == "3.11":
+    if install_extras and session.python in ["3.11", "3.12"]:
         install_target = ".[geography,alembic,tests,bqstorage]"
     elif install_extras:
         install_target = ".[all]"
@@ -173,7 +174,7 @@ def compliance(session):
     )
     if session.python == "3.8":
         extras = "[tests,alembic]"
-    elif session.python == "3.11":
+    elif session.python in ["3.11", "3.12"]:
         extras = "[tests,geography]"
     else:
         extras = "[tests]"

samples/snippets/noxfile.py

@@ -89,7 +89,7 @@ def get_pytest_env_vars() -> Dict[str, str]:
 
 # DO NOT EDIT - automatically generated.
 # All versions used to test samples.
-ALL_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
+ALL_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
 
 # Any default versions that should be ignored.
 IGNORED_VERSIONS = TEST_CONFIG["ignored_versions"]

samples/snippets/requirements.txt

@@ -9,8 +9,8 @@ google-cloud-core==2.3.3
 google-crc32c==1.5.0
 google-resumable-media==2.5.0
 googleapis-common-protos==1.60.0
-greenlet==2.0.2
-grpcio==1.57.0
+greenlet==3.0.1
+grpcio==1.59.0
 grpcio-status==1.57.0
 idna==3.4
 importlib-resources==6.0.1; python_version >= '3.8'
@@ -26,7 +26,7 @@ python-dateutil==2.8.2
 pytz==2023.3
 requests==2.31.0
 rsa==4.9
-shapely==2.0.1
+shapely==2.0.2
 six==1.16.0
 sqlalchemy===1.4.27
 typing-extensions==4.7.1

setup.py

@@ -88,6 +88,7 @@ def readme():
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Operating System :: OS Independent",
         "Topic :: Database :: Front-Ends",
     ],
@@ -103,7 +104,7 @@ def readme():
         "sqlalchemy>=1.2.0,<2.0.0dev",
     ],
     extras_require=extras,
-    python_requires=">=3.8, <3.12",
+    python_requires=">=3.8, <3.13",
     tests_require=["packaging", "pytz"],
     entry_points={
         "sqlalchemy.dialects": ["bigquery = sqlalchemy_bigquery:BigQueryDialect"]

testing/constraints-3.12.txt

@@ -0,0 +1 @@
+numpy>=1.23