From a8552223596279abc7c13d76be32485f3749646f Mon Sep 17 00:00:00 2001
From: Sergio <helpse@gmail.com>
Date: Tue, 30 Oct 2018 09:50:02 -0500
Subject: [PATCH] added support for python2.x

---
 graphene_django/filter/fields.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graphene_django/filter/fields.py b/graphene_django/filter/fields.py
index af5f3aa..7dfd20a 100644
--- a/graphene_django/filter/fields.py
+++ b/graphene_django/filter/fields.py
@@ -99,7 +99,7 @@ class DjangoFilterConnectionField(DjangoConnectionField):
 
         if not (filterset.is_bound and filterset.form.is_valid()):
             exc = {
-                key: [e.message for e in error_list]
+                str(key): [str(e.message) for e in error_list]
                 for key, error_list in filterset.form.errors.as_data().items()
             }