[3.8] bpo-39778: Don't traverse weak-reference lists OrderedDict's tp_traverse and tp_clear (GH-18749)#18756
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…_traverse and tp_clear (pythonGH-18749) Objects do not own weak references to them directly through the __weakref__ list so these do not need to be traversed by the GC. (cherry picked from commit 0c2b509) Co-authored-by: Pablo Galindo <Pablogsal@gmail.com>
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Objects do not own weak references to them directly through the weakref list so these
do not need to be traversed by the GC.
(cherry picked from commit 0c2b509)
https://bugs.python.org/issue39778