From dd47ef44b538e48b7936c4bf04bb5dfe08361295 Mon Sep 17 00:00:00 2001
From: Maarten ter Huurne <maarten.terhuurne@protix.eu>
Date: Mon, 20 Mar 2023 18:01:55 +0100
Subject: [PATCH] Fix error message of `UrlsafeTokenField`'s `factory` arg
 check

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

diff --git a/model_utils/fields.py b/model_utils/fields.py
index 745ed007..139a3dad 100644
--- a/model_utils/fields.py
+++ b/model_utils/fields.py
@@ -341,7 +341,7 @@ def __init__(self, editable=False, max_length=128, factory=None, **kwargs):
         """
 
         if factory is not None and not isinstance(factory, Callable):
-            raise TypeError("'factory' should either be a callable not 'None'")
+            raise TypeError("'factory' should either be a callable or 'None'")
         self._factory = factory
 
         kwargs.pop('default', None)  # passing default value has not effect.