Mercurial > babel > old > babel-test

diff babel/messages/frontend.py @ 497:4eaad9bf0e5a
Prevent multiple handlers being attached to the same logger. Issue: #227 Submitted by: dfraser
author: jruigrok
date: Tue, 22 Feb 2011 14:30:22 +0000
parents: b1c8cc751458
children: b6772d07a84b
--- a/babel/messages/frontend.py
+++ b/babel/messages/frontend.py
@@ -629,11 +629,14 @@
         # Configure logging
         self.log = logging.getLogger('babel')
         self.log.setLevel(options.loglevel)
-        handler = logging.StreamHandler()
-        handler.setLevel(options.loglevel)
+        if self.log.handlers:
+            handler = self.log.handlers[0]
+        else:
+            handler = logging.StreamHandler()
+            self.log.addHandler(handler)
         formatter = logging.Formatter('%(message)s')
         handler.setFormatter(formatter)
-        self.log.addHandler(handler)
+        handler.setLevel(options.loglevel)
 
         if options.list_locales:
             identifiers = localedata.list()