[Python-Dev] PEP 409 and the stdlib

[Serhiy Storchaka]

20.05.13 16:12, Ethan Furman написав(ла):
> As a quick reminder, PEP 409 allows this:
>
>      try:
>          ...
>      except AnError:
>          raise SomeOtherError from None
>
> so that if the exception is not caught, we get the traditional single
> exception traceback, instead of the new:
>
>      During handling of the above exception, another exception occurred
>
>
> My question:
>
> How do we go about putting this in the stdlib?  Is this one of the
> occasions where we don't do it unless we're modifying a module already
> for some other reason?

Usually I use "from None" in a new code when it hides irrelevant 
details. But in case of b32decode() (changeset 1b5ef05d6ced) I didn't do 
it. It's my fault, I'll fix it in next commit.