Steven D'Aprano <ste...@remove.this.cybersource.com.au> writes: > Sure, but if you want two lists, as the OP asked for, then you have to > iterate over it twice either way: > > # method 1: > keys = dict.keys() > values = dict.values() > > # method 2: > keys, values = zip(*dict.items()) > > First you iterate over the dict to get the items, then you iterate over > the items to split into two lists. Anyone want to take bets on which is > faster?
The first way involves iterating over the dict items twice. The second way iterates over the dict items just once, copying them to another place; it then iterates over the copy. -- http://mail.python.org/mailman/listinfo/python-list
