Add a What's New entry for bpo-35459. by serhiy-storchaka · Pull Request #12706 · python/cpython
* The CPython interpreter can swallow exceptions in some circumstances. In Python 3.8 this happens in less cases. In particular, exceptions raised when getting the attribute from the type dictionary are no longer ignored. (Contributed by Serhiy Storchaka in :issue:`35459`.)
Changes in the Python API -------------------------