Fun transformation problem

Jonathan Wright quaggy at gmail.com
Fri Aug 27 06:39:02 CEST 2004


.def trans(paths):
.    tree = {}
.    for path in paths:
.        reduce(lambda branch,node: branch.setdefault(node,{}),
path[:-2], tree)[path[-2]] = path[-1]
.    return tree

Also seems to work. ;-)

Jonathan.




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