From 7e4fc94601d4f3545b1d221a8152842441183961 Mon Sep 17 00:00:00 2001
From: Alex Eftimie <alex@eftimie.ro>
Date: Wed, 19 Nov 2014 14:11:58 +0200
Subject: [PATCH] Fail silently for get_user(None)

get_user(identifier) checks if the identifier is a number by trying to convert it to int. This works for strings, but in a particular case, when identifier is None, it fails. Checking for both TypeError and ValueError fixes it.
---
 flask_security/datastore.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flask_security/datastore.py b/flask_security/datastore.py
index aca5d50c..3d009ad9 100644
--- a/flask_security/datastore.py
+++ b/flask_security/datastore.py
@@ -195,7 +195,7 @@ def get_user(self, identifier):
     def _is_numeric(self, value):
         try:
             int(value)
-        except ValueError:
+        except (TypeError, ValueError):
             return False
         return True