# Is the test\_threading on python PR easy to failed?

**URL:** <https://discuss.python.org/t/is-the-test-threading-on-python-pr-easy-to-failed/104359>\
**Category:** Python Help\
**Created:** [October 14, 2025, 4:27pm UTC](https://discuss.python.org/t/is-the-test-threading-on-python-pr-easy-to-failed/104359 "2025-10-14T16:27:16Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Stanfromireland](https://sea2.discourse-cdn.com/flex002/user_avatar/discuss.python.org/stanfromireland/32/10102_2.png) [@Stanfromireland](https://discuss.python.org/u/Stanfromireland)\
**Post date:** [October 14, 2025, 4:55pm UTC](https://discuss.python.org/t/is-the-test-threading-on-python-pr-easy-to-failed/104359/4 "2025-10-14T16:55:06Z")

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Yes, the [TSan (free-threading) runner](https://github.com/python/cpython/actions/runs/18500902514/job/52717311332?pr=140103) has been flaky today.

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