From 9fe24e32c082c75e632eccb29cb6f04763f79643 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Mon, 26 Feb 2018 18:04:44 +0100
Subject: [PATCH] test for NaN in Fiat.__str__

---
 lib/util.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/util.py b/lib/util.py
index 18473a459..925233603 100644
--- a/lib/util.py
+++ b/lib/util.py
@@ -103,7 +103,7 @@ class Fiat(object):
         return 'Fiat(%s)'% self.__str__()
 
     def __str__(self):
-        if self.value is None:
+        if self.value.is_nan():
             return _('No Data')
         else:
             return "{:.2f}".format(self.value) + ' ' + self.ccy