[Python-ideas] exception instantiation philosophy and practice [was: Let try-except check the exception instance]
ethan at stoneleaf.us
Thu May 31 10:49:58 EDT 2018
On 05/31/2018 07:36 AM, Nick Coghlan wrote:
> The exception machinery deliberately attempts to avoid instantiating exception objects whenever it can, but that gets
> significantly more difficult if we always need to create the instance before we can decide whether or not the raised
> exception matches the given exception handler criteria.
Why is this? Doesn't the exception have to be instantiated at some point, even if just to print to stderr?
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