--- a/mercurial/sshpeer.py	Sun Feb 04 16:17:43 2018 -0500
+++ b/mercurial/sshpeer.py	Sun Feb 04 12:47:37 2018 -0800
@@ -370,4 +370,5 @@
             self._pipeo.flush()
         self._readerr()
 
-instance = sshpeer
+def instance(ui, path, create):
+    return sshpeer(ui, path, create=create)