multi-auth: Merged to [3085]

git-svn-id: http://code.djangoproject.com/svn/django/branches/multi-auth@3086 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 2 insertions, 1 deletions

diff --git a/django/core/validators.py b/django/core/validators.py
index 27505b7d5a..a2e9bfaf89 100644
--- a/django/core/validators.py
+++ b/django/core/validators.py
@@ -399,7 +399,8 @@ class AnyValidator:
     as a validation error. The message is rather unspecific, so it's best to
     specify one on instantiation.
     """
-    def __init__(self, validator_list=[], error_message=gettext_lazy("This field is invalid.")):
+    def __init__(self, validator_list=None, error_message=gettext_lazy("This field is invalid.")):
+        if validator_list is None: validator_list = []
         self.validator_list = validator_list
         self.error_message = error_message
         for v in validator_list: