--- a/extensions/revinfo.py	Thu Aug 02 13:37:50 2018 +0200
+++ b/extensions/revinfo.py	Thu Aug 02 14:57:14 2018 +0200
@@ -10,7 +10,7 @@
 
 
 from mercurial.i18n import _
-from mercurial import commands, cmdutil, scmutil, util, archival
+from mercurial import commands, cmdutil, scmutil, util, error, archival
 
 
 cmdtable = {}
@@ -50,17 +50,17 @@
 
     """
     if opts.get("amend") and opts.get("rev"):
-        raise util.Abort(_("cannot use -r/--rev together with --amend"))
+        raise error.Abort(_("cannot use -r/--rev together with --amend"))
 
     if opts.get("amend"):
         if not dest:
-            raise util.Abort(_('need a destination file with --amend'))
+            raise error.Abort(_('need a destination file with --amend'))
         with open(dest, "rb") as rfile:
             msg = rfile.read()
     else:
         ctx = scmutil.revsingle(repo, opts.get("rev"))
         if not ctx:
-            raise util.Abort(_("no working directory: please specify a revision"))
+            raise error.Abort(_("no working directory: please specify a revision"))
 
         msg = archival.buildmetadata(ctx)
 
@@ -69,7 +69,7 @@
         if len(kvparts) == 2:
             msg += "%s: %s\n" % tuple(kvparts)
         else:
-            raise util.Abort(_("given data `%s' is not a KEY=VALUE pair") % (kv, ))
+            raise error.Abort(_("given data `%s' is not a KEY=VALUE pair") % (kv, ))
 
     paths = opts.get("path")
     #