From 1a2dc6f205003cd2307b33927b8628a3d97b7ce6 Mon Sep 17 00:00:00 2001
From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Sat, 25 Nov 2017 00:18:10 +0100
Subject: [PATCH] Fixed tests for python 3

---
 flask/cli.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/flask/cli.py b/flask/cli.py
index b9d56b05..0a556ddc 100644
--- a/flask/cli.py
+++ b/flask/cli.py
@@ -36,7 +36,9 @@ except ImportError:
 def _called_with_wrong_args(factory, exc_info):
     exc_type, exc_value, tb = exc_info
     return exc_type is TypeError and \
-        str(exc_value).startswith('%s() takes' % factory.__name__)
+        str(exc_value).startswith((
+            '%s() takes' % factory.__name__,
+            '%s() missing' % factory.__name__))
 
 
 class NoAppException(click.UsageError):