# HG changeset patch
# User Sascha Nemecek <nemecek@wienfluss.net>
# Date 1513691580 -3600
# Node ID dc481ce24b602720746967f40a93b65c45cdd0f8
# Parent  4dddc56c4c4b420c91d4a9b20e8f9589953b3fde
fix error with hg versions <4.3 (regression from commit:4dddc56)

diff -r 4dddc56c4c4b -r dc481ce24b60 prompt.py
--- a/prompt.py	Fri Oct 20 10:51:53 2017 -0500
+++ b/prompt.py	Tue Dec 19 14:53:00 2017 +0100
@@ -20,12 +20,12 @@
 from mercurial.i18n import _
 from mercurial.node import hex, short
 
-# command registration moved into `registrar` module in v3.7.
+# command registration moved into `registrar` module in v4.3.
 cmdtable = {}
 try:
     from mercurial import registrar
     command = registrar.command(cmdtable)
-except ImportError:
+except (ImportError, AttributeError) as e:
     command = cmdutil.command(cmdtable)
 
 # `revrange' has been moved into module `scmutil' since v1.9.