similar: use absolute_import

mercurial/similar.py

@@ -5,10 +5,14 b''
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-from i18n import _
-import util
-import mdiff
-import bdiff
+from __future__ import absolute_import
+
+from .i18n import _
+from . import (
+    bdiff,
+    mdiff,
+    util,
+)
 
 def _findexactmatches(repo, added, removed):
     '''find renamed files that have no changes

tests/test-check-py3-compat.t

@@ -126,7 +126,6 b''
   mercurial/scmposix.py not using absolute_import
   mercurial/scmutil.py not using absolute_import
   mercurial/scmwindows.py not using absolute_import
-  mercurial/similar.py not using absolute_import
   mercurial/store.py not using absolute_import
   mercurial/windows.py not using absolute_import
   setup.py not using absolute_import