# HG changeset patch
# User Aurelien Campeas <aurelien.campeas@logilab.fr>
# Date 1286211572 -7200
# Node ID e330ead0804b06147f4569720cf5e6299b1a405c
# Parent  3766853656d750d017a957c0b3b39718501c2003
[authentication] force retriever implementor to think about it

diff -r 3766853656d7 -r e330ead0804b web/views/authentication.py
--- a/web/views/authentication.py	Mon Oct 04 18:56:10 2010 +0200
+++ b/web/views/authentication.py	Mon Oct 04 18:59:32 2010 +0200
@@ -63,7 +63,7 @@
         """returns a login string or None, for repository session
         validation purposes
         """
-        return None
+        raise NotImplementedError()
 
 class LoginPasswordRetreiver(WebAuthInfoRetreiver):
     __regid__ = 'loginpwdauth'