# HG changeset patch
# User Joerg Sonnenberger <joerg@bec.de>
# Date 2020-07-02 17:54:44
# Node ID 36ea1442b7bc624245607dcfe52d9a87f6d0a827
# Parent  3707f6e7e04e071c7a87f781718701b28bd9a877

ui: fix Python 2.7 support for ui.timestamp-output

Differential Revision: https://phab.mercurial-scm.org/D8675

diff --git a/mercurial/ui.py b/mercurial/ui.py
--- a/mercurial/ui.py
+++ b/mercurial/ui.py
@@ -1229,7 +1229,8 @@ class ui(object):
         }
         if timestamp:
             args = (
-                b'[%s] ' % bytes(datetime.datetime.now().isoformat(), 'ASCII'),
+                b'[%s] '
+                % pycompat.bytestr(datetime.datetime.now().isoformat()),
             ) + args
         _writemsgwith(self._write, dest, *args, **opts)
         if timestamp: