[mousetrap/gnome3-wip: 236/240] More port to Python 3.

[Heidi Ellis <heidiellis src gnome org>]

commit aae1d5ccdc456c3313da12a6b5562491daddc4c8
Author: Stoney Jackson <dr stoney gmail com>
Date:   Tue Jul 1 20:36:41 2014 -0400

    More port to Python 3.

 src/mousetrap/config.py |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/src/mousetrap/config.py b/src/mousetrap/config.py
index 92e492c..3529f1c 100644
--- a/src/mousetrap/config.py
+++ b/src/mousetrap/config.py
@@ -10,6 +10,13 @@ from copy import deepcopy
 from io import open
 
 
+try:
+    unicode
+except NameError:
+    # Python 3
+    basestring = unicode = str
+
+
 class Config(dict):
 
     def load(self, paths):