From 107912f63f2216603b40c83fb8ac034fca52600d Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 29 Apr 2011 09:57:49 -0600
Subject: [PATCH] Fix ISBNdb plugin not handling non ascii queries

---
 src/calibre/ebooks/metadata/sources/isbndb.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/ebooks/metadata/sources/isbndb.py b/src/calibre/ebooks/metadata/sources/isbndb.py
index b8deea56df..b33a625ca7 100644
--- a/src/calibre/ebooks/metadata/sources/isbndb.py
+++ b/src/calibre/ebooks/metadata/sources/isbndb.py
@@ -81,7 +81,7 @@ class ISBNDB(Source):
             author_tokens = self.get_author_tokens(authors,
                     only_first_author=True)
             tokens += author_tokens
-            tokens = [quote(t) for t in tokens]
+            tokens = [quote(t.encode('utf-8') if isinstance(t, unicode) else t) for t in tokens]
             q = '+'.join(tokens)
             q = 'index1=combined&value1='+q