diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
index 80c73d991c..b98d68799a 100644
--- a/.github/sync-repo-settings.yaml
+++ b/.github/sync-repo-settings.yaml
@@ -15,6 +15,7 @@ branchProtectionRules:
- 'unit (3.9)'
- 'unit (3.10)'
- 'unit (3.11)'
+ - 'unit (3.12)'
- 'cover'
- 'Kokoro presubmit'
permissionRules:
diff --git a/.github/workflows/unittest.yml b/.github/workflows/unittest.yml
index f059b5548a..132369f3ed 100644
--- a/.github/workflows/unittest.yml
+++ b/.github/workflows/unittest.yml
@@ -8,7 +8,7 @@ jobs:
runs-on: ubuntu-latest
strategy:
matrix:
- python: ['3.9', '3.10', '3.11']
+ python: ['3.9', '3.10', '3.11', '3.12']
steps:
- name: Checkout
uses: actions/checkout@v4
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 5146b4bc7e..8d68e4fc27 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
documentation.
- The feature must work fully on the following CPython versions:
- 3.9, 3.10 and 3.11 on both UNIX and Windows.
+ 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 `__ to instrument our tests.
- To run a single unit test::
- $ nox -s unit-3.11 -- -k
+ $ nox -s unit-3.12 -- -k
.. note::
@@ -143,12 +143,12 @@ Running System Tests
$ nox -s system
# Run a single system test
- $ nox -s system-3.11 -- -k
+ $ nox -s system-3.12 -- -k
.. note::
- System tests are only configured to run under Python 3.9 and 3.11.
+ System tests are only configured to run under Python 3.9, 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
@@ -261,10 +261,12 @@ We support:
- `Python 3.9`_
- `Python 3.10`_
- `Python 3.11`_
+- `Python 3.12`_
.. _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`_.
diff --git a/bigframes/operations/_matplotlib/core.py b/bigframes/operations/_matplotlib/core.py
index b4beea75fd..663e7a789f 100644
--- a/bigframes/operations/_matplotlib/core.py
+++ b/bigframes/operations/_matplotlib/core.py
@@ -15,8 +15,6 @@
import abc
import typing
-import matplotlib.pyplot as plt
-
DEFAULT_SAMPLING_N = 1000
DEFAULT_SAMPLING_STATE = 0
@@ -27,6 +25,11 @@ def generate(self):
pass
def draw(self) -> None:
+ # This import can fail with "Matplotlib failed to acquire the
+ # following lock file" so import here to reduce the chance of
+ # our parallel test suite from triggering this.
+ import matplotlib.pyplot as plt
+
plt.draw_if_interactive()
@property
diff --git a/bigframes/pandas/__init__.py b/bigframes/pandas/__init__.py
index 77f1af9dd4..067c1b1ebe 100644
--- a/bigframes/pandas/__init__.py
+++ b/bigframes/pandas/__init__.py
@@ -706,6 +706,9 @@ def to_datetime(
# SQL Compilation uses recursive algorithms on deep trees
# 10M tree depth should be sufficient to generate any sql that is under bigquery limit
+# Note: This limit does not have the desired effect on Python 3.12 in
+# which the applicable limit is now hard coded. See:
+# https://github.com/python/cpython/issues/112282
sys.setrecursionlimit(max(10000000, sys.getrecursionlimit()))
resource.setrlimit(
resource.RLIMIT_STACK, (resource.RLIM_INFINITY, resource.RLIM_INFINITY)
diff --git a/noxfile.py b/noxfile.py
index 1d8ab6c1fd..506e935c7d 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -39,7 +39,7 @@
DEFAULT_PYTHON_VERSION = "3.10"
-UNIT_TEST_PYTHON_VERSIONS = ["3.9", "3.10", "3.11"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.9", "3.10", "3.11", "3.12"]
UNIT_TEST_STANDARD_DEPENDENCIES = [
"mock",
"asyncmock",
@@ -54,7 +54,7 @@
UNIT_TEST_EXTRAS: List[str] = []
UNIT_TEST_EXTRAS_BY_PYTHON: Dict[str, List[str]] = {}
-SYSTEM_TEST_PYTHON_VERSIONS = ["3.9", "3.11"]
+SYSTEM_TEST_PYTHON_VERSIONS = ["3.9", "3.12"]
SYSTEM_TEST_STANDARD_DEPENDENCIES = [
"jinja2",
"mock",
diff --git a/owlbot.py b/owlbot.py
index 77479401d5..f804859689 100644
--- a/owlbot.py
+++ b/owlbot.py
@@ -30,8 +30,8 @@
# Add templated files
# ----------------------------------------------------------------------------
templated_files = common.py_library(
- unit_test_python_versions=["3.9", "3.10", "3.11"],
- system_test_python_versions=["3.9", "3.11"],
+ unit_test_python_versions=["3.9", "3.10", "3.11", "3.12"],
+ system_test_python_versions=["3.9", "3.11", "3.12"],
cov_level=35,
intersphinx_dependencies={
"pandas": "https://pandas.pydata.org/pandas-docs/stable/",
diff --git a/setup.py b/setup.py
index 5258a7d6f9..3b2dc53bd6 100644
--- a/setup.py
+++ b/setup.py
@@ -113,6 +113,7 @@
"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 :: Internet",
],
diff --git a/testing/constraints-3.12.txt b/testing/constraints-3.12.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tests/system/small/test_dataframe.py b/tests/system/small/test_dataframe.py
index 3b6cd8c05f..5e034e8e83 100644
--- a/tests/system/small/test_dataframe.py
+++ b/tests/system/small/test_dataframe.py
@@ -14,6 +14,7 @@
import io
import operator
+import sys
import tempfile
import typing
from typing import Tuple
@@ -4003,6 +4004,13 @@ def test_df_dot_operator_series(
)
+# TODO(tswast): We may be able to re-enable this test after we break large
+# queries up in https://github.com/googleapis/python-bigquery-dataframes/pull/427
+@pytest.mark.skipif(
+ sys.version_info >= (3, 12),
+ # See: https://github.com/python/cpython/issues/112282
+ reason="setrecursionlimit has no effect on the Python C stack since Python 3.12.",
+)
def test_recursion_limit(scalars_df_index):
scalars_df_index = scalars_df_index[["int64_too", "int64_col", "float64_col"]]
for i in range(400):