[3.8] bpo-36820: Break unnecessary cycle in socket.py, codeop.py and dyld.py (GH-13135) #17486
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Break cycle generated when saving an exception in socket.py, codeop.py and dyld.py as they keep alive not only the exception but user objects through the
__traceback__
attribute.https://bugs.python.org/issue36820
Automerge-Triggered-By: @pablogsal
(cherry picked from commit b64334c)
Co-authored-by: Mario Corchero mcorcherojim@bloomberg.net
https://bugs.python.org/issue36820