# HG changeset patch
# User Pulkit Goyal <7895pulkit@gmail.com>
# Date 2018-05-20 12:07:07
# Node ID b0144fc8b681351f65f48af4b3903be33004e9fa
# Parent  666d90ace0bb4a8f9a03ff1476d7b3a7b6fe4d20

py3: use stringutil.pprint() to prevent b'' prefixes in output

This patch uses stringutil.pprint to print a list with bytes in it to prevent
the b'' prefixes in the output.

Differential Revision: https://phab.mercurial-scm.org/D3632

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -288,8 +288,8 @@ def _runcatch(req):
                 req.args[2] != 'serve' or
                 req.args[3] != '--stdio'):
                 raise error.Abort(
-                    _('potentially unsafe serve --stdio invocation: %r') %
-                    (req.args,))
+                    _('potentially unsafe serve --stdio invocation: %s') %
+                    (stringutil.pprint(req.args),))
 
         try:
             debugger = 'pdb'