# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2018-04-14 04:08:59
# Node ID 63b7415e37a582a54a5a27b64ada167c4c34ff29
# Parent  483de34f23b16c2da923b806605a120f8079f55b

hook: also use pprint on lists for stable output on py2/3

Differential Revision: https://phab.mercurial-scm.org/D3361

diff --git a/mercurial/hook.py b/mercurial/hook.py
--- a/mercurial/hook.py
+++ b/mercurial/hook.py
@@ -137,7 +137,7 @@ def _exthook(ui, repo, htype, name, cmd,
     for k, v in args.iteritems():
         if callable(v):
             v = v()
-        if isinstance(v, dict):
+        if isinstance(v, (dict, list)):
             v = stringutil.pprint(v, bprefix=False)
         env['HG_' + k.upper()] = v