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Stabilize Windows 3.14 notebook tests by avoiding loky backend #138

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Merged
tobiasraabe merged 2 commits into from
Feb 6, 2026
+7 −3
Merged

Stabilize Windows 3.14 notebook tests by avoiding loky backend #138

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fd166e0
Avoid loky backend in notebook tests on Windows 3.14
tobiasraabe Feb 6, 2026
6c23d0d
Skip loky deadlock-prone tests on Windows Python 3.14
tobiasraabe Feb 6, 2026
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2 changes: 1 addition & 1 deletion tests/conftest.py
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Original file line number Diff line number Diff line change
Expand Up @@ -85,7 +85,7 @@ def pytest_collection_modifyitems(session, config, items) -> None: # noqa: ARG0


skip_if_deadlock = pytest.mark.skipif(
(sys.version_info[:2] in [(3, 12), (3, 13)] and sys.platform == "win32")
(sys.version_info[:2] in [(3, 12), (3, 13), (3, 14)] and sys.platform == "win32")
or (sys.version_info[:2] == (3, 13) and sys.platform == "linux"),
reason="Deadlock in loky/backend/resource_tracker.py, line 181, maybe related to https://github.com/joblib/loky/pull/450",
)
4 changes: 3 additions & 1 deletion tests/test_jupyter/test_functional_interface.ipynb
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Expand Up @@ -44,7 +44,9 @@
"metadata": {},
"outputs": [],
"source": [
"session = pytask.build(tasks=[create_file, create_text], n_workers=2)\n",
"session = pytask.build(\n",
" tasks=[create_file, create_text], n_workers=2, parallel_backend=\"processes\"\n",
")\n",
"assert session.exit_code == ExitCode.OK"
]
}
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4 changes: 3 additions & 1 deletion tests/test_jupyter/test_functional_interface_w_relative_path.ipynb
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Expand Up @@ -44,7 +44,9 @@
"metadata": {},
"outputs": [],
"source": [
"session = pytask.build(tasks=[create_file, create_text], n_workers=2)\n",
"session = pytask.build(\n",
" tasks=[create_file, create_text], n_workers=2, parallel_backend=\"processes\"\n",
")\n",
"assert session.exit_code == ExitCode.OK"
]
}
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