From a606a4a7f46a65f908d0db2b1a2dcaad6d26f911 Mon Sep 17 00:00:00 2001
From: Adam Abernathy <adamabernathy@gmail.com>
Date: Wed, 25 Oct 2017 14:02:07 -0600
Subject: [PATCH] Add typeguarding for keys that are integers.

This issue arises when converting dictionaries that have an integer as the key.
---
 dicttoxml.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dicttoxml.py b/dicttoxml.py
index ae1384a..9d36a20 100755
--- a/dicttoxml.py
+++ b/dicttoxml.py
@@ -142,7 +142,7 @@ def make_valid_xml_name(key, attr):
         return key, attr
         
     # prepend a lowercase n if the key is numeric
-    if key.isdigit():
+    if str(key).isdigit():
         return 'n%s' % (key), attr
         
     # replace spaces with underscores if that fixes the problem