From c5b884cf8114a36e2322e2ece1eedffaadac51db Mon Sep 17 00:00:00 2001
From: Sergei Trofimov <sergei.trofimov@arm.com>
Date: Tue, 28 Apr 2015 14:14:49 +0100
Subject: [PATCH] casless_string: added format() method

---
 wlauto/utils/types.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/wlauto/utils/types.py b/wlauto/utils/types.py
index f4fe9cb6..a03cf9eb 100644
--- a/wlauto/utils/types.py
+++ b/wlauto/utils/types.py
@@ -243,3 +243,6 @@ class caseless_string(str):
         if isinstance(basestring, other):
             other = other.lower()
         return cmp(self.lower(), other)
+
+    def format(self, *args, **kwargs):
+        return caseless_string(super(caseless_string, self).format(*args, **kwargs))