Initial interfaces and support for team syncing worker

data/users/database.py

@@ -24,6 +24,10 @@ class DatabaseUsers(object):
     """ Never used since all users being added are already, by definition, in the database. """
     return (None, 'Unsupported for this authentication system')
 
+  def get_federated_user(self, user_info):
+    """ Never used since all users being added are already, by definition, in the database. """
+    return (None, 'Unsupported for this authentication system')
+
   def query_users(self, query, limit):
     """ No need to implement, as we already query for users directly in the database. """
     return (None, '', '')