Rev 1611: Cache the index number of versions in the knit index's self._cache so that in /home/robertc/source/baz/performance/

[Robert Collins]

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revno: 1611
revision-id: robertc at robertcollins.net-20060329182243-c6896e1a73b19e8d
parent: pqm at pqm.ubuntu.com-20060329075955-de865fe54faae442
committer: Robert Collins <robertc at robertcollins.net>
branch nick: performance
timestamp: Thu 2006-03-30 05:22:43 +1100
message:
  Cache the index number of versions in the knit index's self._cache so that
  we do not need to call list.index at all with knits.
modified:
  bzrlib/knit.py                 knit.py-20051212171256-f056ac8f0fbe1bd9