From 1c5296be84b44009ef80c54b00883cf851a42c37 Mon Sep 17 00:00:00 2001
From: Tanner Prestegard <tanner.prestegard@ligo.org>
Date: Thu, 6 Sep 2018 11:07:36 -0500
Subject: [PATCH] Fix to error message in AutoIncrementModel

---
 gracedb/core/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gracedb/core/models.py b/gracedb/core/models.py
index 49bd84536..d291978ec 100644
--- a/gracedb/core/models.py
+++ b/gracedb/core/models.py
@@ -182,7 +182,7 @@ class AutoIncrementModel(models.Model):
         if (not allow_update_to_nonnull and getattr(self, update_field_name)
             is not None):
             raise ValueError(_(('Attempt to update a non-null constrained auto'
-                'field for object {0}. Not allowed.').format(self.__str__)))
+                'field for object {0}. Not allowed.').format(self.__str__())))
 
         # Setup for generating base SQL query for doing an update
         meta = self._meta
-- 
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