[Python-Dev] PEP 409 and the stdlib

Mon May 20 20:31:44 CEST 2013

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.