Merge pull request #5277 from AlanCoding/various_logging_updates

Update logging docs & switch out null logger

awx/main/utils/handlers.py

@@ -14,7 +14,6 @@ from requests_futures.sessions import FuturesSession
 
 # custom
 from django.conf import settings as django_settings
-from django.utils.log import NullHandler
 
 # AWX external logging handler, generally designed to be used
 # with the accompanying LogstashHandler, derives from python-logstash library
@@ -38,7 +37,7 @@ def unused_callback(sess, resp):
     pass
 
 
-class HTTPSNullHandler(NullHandler):
+class HTTPSNullHandler(logging.NullHandler):
     "Placeholder null handler to allow loading without database access"
 
     def __init__(self, host, **kwargs):

awx/settings/defaults.py

@@ -893,16 +893,16 @@ LOGGING = {
             'formatter': 'simple',
         },
         'null': {
-            'class': 'django.utils.log.NullHandler',
+            'class': 'logging.NullHandler',
         },
         'file': {
-            'class': 'django.utils.log.NullHandler',
+            'class': 'logging.NullHandler',
             'formatter': 'simple',
         },
         'syslog': {
             'level': 'WARNING',
             'filters': ['require_debug_false'],
-            'class': 'django.utils.log.NullHandler',
+            'class': 'logging.NullHandler',
             'formatter': 'simple',
         },
         'http_receiver': {