[Python-Dev] Proposal: defaultdict

Alex Martelli aleaxit at gmail.com
Mon Feb 20 22:24:24 CET 2006

On Feb 20, 2006, at 12:38 PM, Aahz wrote:
>> Can you say, for the record (since nobody else seems to care), if
>> d.getorset(key, func) would work in your use cases?
> Because I haven't been reading this thread all that closely, you'll  
> have
> to remind me what this means.

Roughly the same (save for method/function difference) as:

def getorset(d, key, func):
   if key not in d: d[key] = func()
   return d[key]


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