TST: Make refcount tests more resilient to Python changes#29970
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tacaswell merged 1 commit intomatplotlib:mainfrom Apr 28, 2025
Merged
TST: Make refcount tests more resilient to Python changes#29970tacaswell merged 1 commit intomatplotlib:mainfrom
tacaswell merged 1 commit intomatplotlib:mainfrom
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Check the change of the refcount, instead of the absolute value, as suggested by @ngoldbaum.
timhoffm
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Apr 26, 2025
oscargus
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Apr 26, 2025
| orig_refcount = sys.getrefcount(qk) | ||
| qk.remove() | ||
| assert sys.getrefcount(qk) == 2 | ||
| assert sys.getrefcount(qk) < orig_refcount |
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| assert sys.getrefcount(qk) < orig_refcount | |
| assert sys.getrefcount(qk) == orig_refcount - 1 |
? If not, feel free to self merge.
oscargus
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Apr 26, 2025
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Testing this I also found pandas-dev/pandas#61368 |
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Merging this on top of #29393 the two reference count tests pass again (I also see a pandas failure, a webagg failure, and all the sphinx tests fail (but those look like installation / build issues from some c-extension caused by wheels), a tz test that is a dependency installation issue, and something with pgf that I have not investigated yet). |
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…970-on-v3.10.x Backport PR #29970 on branch v3.10.x (TST: Make refcount tests more resilient to Python changes)
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Matplotlib builds successfully with Python 3.14.0b1 in Fedora. Thank you! |
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@befeleme Are you also carrying the deepcopy patch? |
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Yes |
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PR summary
Check the change of the refcount, instead of the absolute value, as suggested by @ngoldbaum in #29959 (comment).
I did not test against Python 3.14, but perhaps @befeleme could.
PR checklist