tree 60d50461785e6ddc16f35a047ece9dc83890eef8
parent 1b28187a0e3e914ee48de8032cbba0a965dd5563
author Victor Stinner <vstinner@python.org> 1625099446 +0200
committer GitHub <noreply@github.com> 1625099446 +0200
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bpo-44531: Add _PyType_AllocNoTrack() function (GH-26947)

Add an internal _PyType_AllocNoTrack() function to allocate an object
without tracking it in the GC.

Modify dict_new() to use _PyType_AllocNoTrack(): dict subclasses are
now only tracked once all PyDictObject members are initialized.
Calling _PyObject_GC_UNTRACK() is no longer needed for the dict type.

Similar change in tuple_subtype_new() for tuple subclasses.

Replace tuple_gc_track() with _PyObject_GC_TRACK().