From f7814022381250965122a87c5bf284cd7a40609c Mon Sep 17 00:00:00 2001
From: oldcai <oldcai@live.com>
Date: Wed, 17 Jan 2018 23:40:50 +0800
Subject: [PATCH] support get value by properties or attributes

---
 chartit/validation.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/chartit/validation.py b/chartit/validation.py
index 0430c1f..526fca0 100755
--- a/chartit/validation.py
+++ b/chartit/validation.py
@@ -77,8 +77,7 @@ def _validate_field_lookup_term(model, term, query):
         return term
 
     if terms[0] not in model_fields:
-        raise APIInputError("Field %r does not exist. Valid lookups are %s."
-                            % (terms[0], ', '.join(model_fields)))
+        return terms[0]
     if len(terms) == 1:
         return model._meta.get_field(terms[0]).verbose_name
     else: