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Committer:
John Arbash Meinel
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Date:
2009-08-05 14:05:44 UTC
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mto:
(4593.5.3 1.19-known-graph-sorted)
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mto:
This revision was merged to the branch mainline in
revision
4629.
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Revision ID:
john@arbash-meinel.com-20090805140544-7prpni18c6dnlqnn
Implement KnownGraph.topo_sort.
This shows some pretty massive gains by having the 'num_children' information
be contained in the _KnownGraphNode.seen field.
Also, not having to do dict lookups to walk to parents and children.