# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2019-10-05 13:55:56
# Node ID 6e8582ccf76d7c2baa81950283aa1f63105fa79b
# Parent  c348d829d23a0bb240e4a7904b74a88da9f4e71a

discovery: re-wrap expression to avoid a black bug

Differential Revision: https://phab.mercurial-scm.org/D6969

diff --git a/mercurial/discovery.py b/mercurial/discovery.py
--- a/mercurial/discovery.py
+++ b/mercurial/discovery.py
@@ -394,8 +394,10 @@ def checkheads(pushop):
             if len(newhs) > 1:
                 dhs = list(newhs)
                 if errormsg is None:
-                    errormsg = (_("push creates new branch '%s' "
-                                  "with multiple heads") % (branch))
+                    errormsg = (
+                        _("push creates new branch '%s' with multiple heads") %
+                        branch
+                    )
                     hint = _("merge or"
                              " see 'hg help push' for details about"
                              " pushing new heads")