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revsets: use itervalues() where only values are needed

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I don't think there will be a noticeable speedup, but it removes an
unused variable.
This commit is contained in:
Martin von Zweigbergk 2016-06-23 13:08:10 -07:00
parent 792eb4d1ec
commit f44cccc475
1 changed files with 1 additions and 1 deletions
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mercurial/revset.py
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@ -1145,7 +1145,7 @@ def head(repo, subset, x):
getargs(x, 0, 0, _("head takes no arguments"))
hs = set()
cl = repo.changelog
for b, ls in repo.branchmap().iteritems():
for ls in repo.branchmap().itervalues():
hs.update(cl.rev(h) for h in ls)
# XXX We should combine with subset first: 'subset & baseset(...)'. This is
# necessary to ensure we preserve the order in subset.