[Python-Dev] Proposal: defaultdict

[Terry Reedy]

"Fredrik Lundh" <fredrik at pythonware.com> wrote in message 
news:dt4icb$e9n$1 at sea.gmane.org...
> Raymond Hettinger wrote:
>
>> I would like to add something like this to the collections module, but a 
>> PEP is
>> probably needed to deal with issues like:
>
> frankly, now that Guido is working 50% on Python, do we really have to 
> use
> the full PEP process also for simple things like this?
>
> I'd say we let the BDFL roam free.

PEPs are useful for question-answering purposes even after approval.  The 
design phase can be cut short by simply posting the approved design doc.