From 14fa4e59726f7be0fc009c360cc1df50be7fd746 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 17 Apr 2014 21:03:23 +0530
Subject: [PATCH] Do not fail on system where get_system_locale() is None (OS
 X)

---
 src/calibre/spell/dictionary.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/spell/dictionary.py b/src/calibre/spell/dictionary.py
index 0bc8220e1d..82dfe03393 100644
--- a/src/calibre/spell/dictionary.py
+++ b/src/calibre/spell/dictionary.py
@@ -98,7 +98,7 @@ def custom_dictionaries(reread=False):
     return _custom
 
 default_en_locale = 'en-US'
-ul = parse_lang_code(get_system_locale())
+ul = parse_lang_code(get_system_locale() or 'en-US')
 if ul is not None and ul.langcode == 'eng' and ul.countrycode in 'GB BS BZ GH IE IN JM NZ TT'.split():
     default_en_locale = 'en-' + ul.countrycode
 default_preferred_locales = {'eng':default_en_locale, 'deu':'de-DE', 'spa':'es-ES', 'fra':'fr-FR'}