schemas: use absolute_import

hgext/schemes.py

@@ -39,9 +39,18 b' For convenience, the extension adds thes'
 You can override a predefined scheme by defining a new scheme with the
 same name.
 """
+from __future__ import absolute_import
 
-import os, re
-from mercurial import extensions, hg, templater, util, error, cmdutil
+import os
+import re
+from mercurial import (
+    cmdutil,
+    error,
+    extensions,
+    hg,
+    templater,
+    util,
+)
 from mercurial.i18n import _
 
 cmdtable = {}

tests/test-check-py3-compat.t

@@ -60,7 +60,6 b''
   hgext/rebase.py not using absolute_import
   hgext/record.py not using absolute_import
   hgext/relink.py not using absolute_import
-  hgext/schemes.py not using absolute_import
   hgext/share.py not using absolute_import
   hgext/transplant.py not using absolute_import
   hgext/win32mbcs.py not using absolute_import