--- a/mercurial/obsolete.py Sat Sep 30 07:44:45 2017 -0400+++ b/mercurial/obsolete.py Sat Sep 30 07:44:55 2017 -0400@@ -542,7 +542,6 @@ raise # just build an empty _all list if no obsstore exists, which # avoids further stat() syscalls- pass return bool(self._all) __bool__ = __nonzero__