Hendrik van Rooyen <hend...@microcorp.co.za> writes: > Standard Python idiom: > > if key in d: > d[key] += value > else: > d[key] = value
The issue is that uses two lookups. If that's ok, the more usual idiom is: d[key] = value + d.get(key, 0) -- http://mail.python.org/mailman/listinfo/python-list
