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Committer:
Canonical.com Patch Queue Manager
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Date:
2007-09-24 21:28:12 UTC
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mfrom:
(2850.2.1 graphwalker)
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Revision ID:
pqm@pqm.ubuntu.com-20070924212812-g325vvenhnfktgbh
(robertc) Special case the zero-or-no-heads case for Graph.heads(). (Robert Collins)