[PATCH 7 of 7] revset: replace remaining uses of range with xrange

[Bryan O'Sullivan]

# HG changeset patch
# User Bryan O'Sullivan <bryano at fb.com>
# Date 1338848634 25200
# Node ID d4055f34012ad1013ad830f939ee7d7d9c7abc1c
# Parent  f6029089455346072a71c32952853252ff3d3ee7
revset: replace remaining uses of range with xrange

diff --git a/mercurial/revset.py b/mercurial/revset.py
--- a/mercurial/revset.py
+++ b/mercurial/revset.py
@@ -301,9 +301,9 @@ def rangeset(repo, subset, x, y):
     m, n = m[0], n[-1]
 
     if m < n:
-        r = range(m, n + 1)
+        r = xrange(m, n + 1)
     else:
-        r = range(m, n - 1, -1)
+        r = xrange(m, n - 1, -1)
     return filterrevs(r, subset, contig=True)
 
 def dagrange(repo, subset, x, y):
@@ -389,7 +389,7 @@ def ancestorspec(repo, subset, x, n):
     ps = set()
     cl = repo.changelog
     for r in getset(repo, subset, x):
-        for i in range(n):
+        for i in xrange(n):
             r = cl.parentrevs(r)[0]
         ps.add(r)
     return [r for r in subset if r in ps]