2009/3/20 greg whittier <g...@thewhittiers.com>:
> This looks like it will work, but you can accomplish this more compactly by
> just looping over the items in both dictionaries and making use of the
> default argument of the dictionaries get method.
>
> newDict = {}
> for k, v in dict1.items() + dict2.items():
> newDict[k] = newDict.get(k,0) + v
Even simpler, start with a copy of dict1:
newDict = dict(dict1)
for k, v in dict2.items():
newDict[k] = newDict.get(k,0) + v
Kent
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