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Title: BUG: Reduce flaky Windows subprocess test timeouts by sanrishi · Pull Request #30884 · matplotlib/matplotlib · GitHub

Open Graph Title: BUG: Reduce flaky Windows subprocess test timeouts by sanrishi · Pull Request #30884 · matplotlib/matplotlib

X Title: BUG: Reduce flaky Windows subprocess test timeouts by sanrishi · Pull Request #30884 · matplotlib/matplotlib

Description: matplotlib: plotting with Python. Contribute to matplotlib/matplotlib development by creating an account on GitHub.

Open Graph Description: On Windows (Python 3.11–3.13), tests that spawn subprocesses occasionally time out in CI. The failures are inconsistent, affect different tests across runs, and usually indicate that a subprocess s...

X Description: On Windows (Python 3.11–3.13), tests that spawn subprocesses occasionally time out in CI. The failures are inconsistent, affect different tests across runs, and usually indicate that a subprocess s...

Opengraph URL: https://github.com/matplotlib/matplotlib/pull/30884

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Domain: github.com

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BUG: Reduce flaky Windows subprocess test timeoutshttps://github.com/matplotlib/matplotlib/pull/30884#top
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Dec 19, 2025https://github.com/matplotlib/matplotlib/pull/30884#issue-3747071243
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[Bug]: Random timeout failures in CI #30851https://github.com/matplotlib/matplotlib/issues/30851
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Dec 19, 2025 https://github.com/matplotlib/matplotlib/pull/30884#ref-pullrequest-3742297423
Add Windows-specific CREATE_NO_WINDOW flag for test subprocesses #30879 https://github.com/matplotlib/matplotlib/pull/30879
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[Bug]: Random timeout failures in CI #30851 (comment)https://github.com/matplotlib/matplotlib/issues/30851#issuecomment-3666425684
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BUG: Fix Windows subprocess timeouts with CREATE_NO_WINDOW flag #30886 https://github.com/matplotlib/matplotlib/pull/30886
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