From 2fb155d8f8b2890a481d51857b6e71ebefbe5654 Mon Sep 17 00:00:00 2001
From: Barry Warsaw
Date: Sat, 9 Apr 2016 06:48:57 -0400
Subject: Fix regression with default banner.

Closes #225
---
 src/mailman/commands/cli_withlist.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/mailman/commands/cli_withlist.py')

diff --git a/src/mailman/commands/cli_withlist.py b/src/mailman/commands/cli_withlist.py
index 492391c7b..97e205806 100644
--- a/src/mailman/commands/cli_withlist.py
+++ b/src/mailman/commands/cli_withlist.py
@@ -142,7 +142,8 @@ class Withlist:
                 abort=config.db.abort,
                 config=config,
                 )
-            banner = config.shell.banner + '\n' + banner
+            banner = config.shell.banner + '\n' + (
+                banner if isinstance(banner, str) else '')
             if as_boolean(config.shell.use_ipython):
                 self._start_ipython(overrides, banner)
             else:
-- 
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