Adaption to new logging

signals.py

 from django.contrib.auth.signals import user_logged_in, user_logged_out, user_login_failed
 from django.dispatch import receiver
 
-log = logging.getLogger('AUTH')
+try:
+    from config import APP_NAME as ROOT_LOGGER_NAME
+except ImportError:
+    ROOT_LOGGER_NAME = 'root'
+logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 
 
 @receiver(user_logged_in)
     # http://stackoverflow.com/questions/4581789/how-do-i-get-user-ip-address-in-django
     ip = request.META.get('REMOTE_ADDR')
 
-    log.info('Accepted password for {user} from {ip}'.format(
+    logger.info('Accepted password for {user} from {ip}'.format(
         user=user,
         ip=ip
     ))
 def user_logged_out_callback(sender, request, user, **kwargs):
     ip = request.META.get('REMOTE_ADDR')
 
-    log.debug('Disconnected from user {user} {ip}'.format(
+    logger.debug('Disconnected from user {user} {ip}'.format(
         user=user,
         ip=ip
     ))
 def user_login_failed_callback(sender, request, credentials, **kwargs):
     ip = request.META.get('REMOTE_ADDR')
 
-    log.warning('Failed password for {user} from {ip}'.format(
+    logger.warning('Failed password for {user} from {ip}'.format(
         user=credentials.get('username'),
         ip=ip
     ))