Fix 2nd typo of [58].

diff --git a/babel/messages/frontend.py b/babel/messages/frontend.py
index 0e997f76894c62ff6436359e17051fdb507086a4..e49e3f3be8a6155e757b2c085b188ddd6588df39 100644 (file)
--- a/babel/messages/frontend.py
+++ b/babel/messages/frontend.py
@@ -77,7 +77,7 @@ class extract_messages(Command):
         ('no-wrap', None,
          'do not break long message lines, longer than the output line width, '
          'into several lines'),
-        ('input-dirs=',
+        ('input-dirs=', None,
          'directories that should be scanned for messages'),
     ]
     boolean_options = [