From e8dd4420597bb5f041901894648b6758ce97fb32 Mon Sep 17 00:00:00 2001
From: amitt001
Date: Tue, 4 Oct 2016 01:53:50 +0530
Subject: Fixes ipython singleton class 'InteractiveShellEmbed' initialization

---
 src/mailman/commands/cli_withlist.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mailman/commands/cli_withlist.py b/src/mailman/commands/cli_withlist.py
index 306fb846a..23250c1a5 100644
--- a/src/mailman/commands/cli_withlist.py
+++ b/src/mailman/commands/cli_withlist.py
@@ -49,13 +49,13 @@ def _start_ipython1(overrides, banner, *, debug=False):
         if debug:
             print_exc()
         return None
-    return InteractiveShellEmbed(banner1=banner, user_ns=overrides)
+    return InteractiveShellEmbed.instance(banner1=banner, user_ns=overrides)
 
 
 def _start_ipython4(overrides, banner, *, debug=False):
     try:
         from IPython.terminal.embed import InteractiveShellEmbed
-        shell = InteractiveShellEmbed()
+        shell = InteractiveShellEmbed.instance()
     except ImportError:
         if debug:
             print_exc()
-- 
cgit v1.3.1