diff mercurial/diffhelper.py @ 38783:e7aa113b14f7

global: use pycompat.xrange()

On Python 3, our module importer automatically rewrites xrange()
to pycompat.xrange().

We want to move away from the custom importer on Python 3.

This commit converts all instances of xrange() to use
pycompat.xrange().

Differential Revision: https://phab.mercurial-scm.org/D4032

--- a/mercurial/diffhelper.py	Wed Aug 01 12:57:15 2018 -0700
+++ b/mercurial/diffhelper.py	Wed Aug 01 13:00:45 2018 -0700
@@ -11,6 +11,7 @@
 
 from . import (
     error,
+    pycompat,
 )
 
 def addlines(fp, hunk, lena, lenb, a, b):
@@ -26,7 +27,7 @@
         num = max(todoa, todob)
         if num == 0:
             break
-        for i in xrange(num):
+        for i in pycompat.xrange(num):
             s = fp.readline()
             if not s:
                 raise error.ParseError(_('incomplete hunk'))
@@ -71,7 +72,7 @@
     blen = len(b)
     if alen > blen - bstart or bstart < 0:
         return False
-    for i in xrange(alen):
+    for i in pycompat.xrange(alen):
         if a[i][1:] != b[i + bstart]:
             return False
     return True