From 5d08d3b3fba946a109a4ca5151ca1f67b9042d39 Mon Sep 17 00:00:00 2001
From: Griatch <griatch@gmail.com>
Date: Tue, 5 Aug 2014 09:05:44 +0200
Subject: [PATCH] Added clear() method to nattributehandler. Resolves #542.

---
 src/typeclasses/models.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/typeclasses/models.py b/src/typeclasses/models.py
index c96b4bc93f..03d00db2ca 100644
--- a/src/typeclasses/models.py
+++ b/src/typeclasses/models.py
@@ -517,7 +517,7 @@ class NickHandler(AttributeHandler):
 class NAttributeHandler(object):
     """
     This stand-alone handler manages non-database saving.
-    It is consistent with AttributeHandler and is used
+    It is similar to AttributeHandler and is used
     by the .ndb handler in the same way as .db does
     for the AttributeHandler.
     """
@@ -545,6 +545,10 @@ class NAttributeHandler(object):
             del self._store[key]
         self.obj.set_recache_protection(self._store)
 
+    def clear(self):
+        "Remove all nattributes from handler"
+        self._store = {}
+
     def all(self, return_tuples=False):
         "List all keys or (keys, values) stored, except _keys"
         if return_tuples: