[Python-Dev] Rejecting PEP 473: Adding structured data to built-in exceptions

Brett Cannon brett at python.org
Fri Mar 15 17:24:13 EDT 2019

The steering council felt the PEP was too broad and not focused enough.
Discussions about adding more attributes to built-in exceptions can
continue on the issue tracker on a per-exception basis (and obviously here
for any broader points, e.g. performance implications as I know that has
come up before when the idea of storing relevant objects on exceptions).

Thanks to Sebastian Kreft for taking the time to write the PEP in the first
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