# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 1443085113 25200
# Node ID 4a8e21578e1426757ff5bc71ac383d840e6251de
# Parent  ed884807dc488cb0fdfe5c7b591cb4ba549c22e6
addremove: remove a mutable default argument

Mutable default arguments are know to the state of California to cause bugs.

diff -r ed884807dc48 -r 4a8e21578e14 mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Thu Sep 24 00:56:30 2015 -0700
+++ b/mercurial/cmdutil.py	Thu Sep 24 01:58:33 2015 -0700
@@ -2763,7 +2763,9 @@
 
     return "\n".join(edittext)
 
-def commitstatus(repo, node, branch, bheads=None, opts={}):
+def commitstatus(repo, node, branch, bheads=None, opts=None):
+    if opts is None:
+        opts = {}
     ctx = repo[node]
     parents = ctx.parents()