--- locale.py.bak       2009-04-22 10:33:04.293686700 +0200
+++ locale.py   2009-04-22 10:42:03.212112600 +0200
@@ -325,6 +325,9 @@
             langname = code
             defenc = ''
         if encoding:
+            # Remove possible dialect
+            if '@' in encoding:
+                encoding = encoding.split('@')[0]
             # Convert the encoding to a C lib compatible encoding string
             norm_encoding = encodings.normalize_encoding(encoding)
             #print 'norm encoding: %r' % norm_encoding