make sure path is unicode

pandora_client/__init__.py

@@ -494,6 +494,7 @@ class Client(object):
         volumes = self.active_volumes()
         for name in sorted(volumes):
             path = volumes[name]
+            if not isinstance(path, unicode): path = path.encode('utf-8')
             conn, c = self._conn()
             c.execute(u'SELECT path FROM file WHERE path LIKE ? AND deleted < 0', [u"%s%%" % path])
             known_files = [r[0] for r in c.fetchall()]