Issue #24373: Eliminate PEP 489 test refleaks
_testmultiphase and xxlimited now use tp_traverse and tp_finalize to avoid reference leaks encountered when combining tp_dealloc with PyType_FromSpec (see issue #16690 for details)
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Nick Coghlan committed
53f95024d7ef25a39e70aa45ffdcefbb084821ed
Parent: 4fabf02