29 Apr
2011
29 Apr
'11
3:05 p.m.
You can implement this in your own subclass of dict, no?
Yes, I just thought it would be convenient to have in the language itself, but the responses to my post seem to indicate that [not returning the updated object] is an intended language feature for mutable types like dict or list. class ReplaceableDict(dict): def replace(self, **kw): 'Works for replacing string-based keys' return dict(self.items() + kw.items())