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-rw-r--r--django/db/models/manager.py8
1 files changed, 7 insertions, 1 deletions
diff --git a/django/db/models/manager.py b/django/db/models/manager.py
index 6005874516..b60eed262a 100644
--- a/django/db/models/manager.py
+++ b/django/db/models/manager.py
@@ -1,4 +1,4 @@
-from django.db.models.query import QuerySet
+from django.db.models.query import QuerySet, EmptyQuerySet
from django.dispatch import dispatcher
from django.db.models import signals
from django.db.models.fields import FieldDoesNotExist
@@ -41,12 +41,18 @@ class Manager(object):
#######################
# PROXIES TO QUERYSET #
#######################
+
+ def get_empty_query_set(self):
+ return EmptyQuerySet(self.model)
def get_query_set(self):
"""Returns a new QuerySet object. Subclasses can override this method
to easily customise the behaviour of the Manager.
"""
return QuerySet(self.model)
+
+ def none(self):
+ return self.get_empty_query_set()
def all(self):
return self.get_query_set()