Move set warnings filters to logging module

This is the first step in moving logging out of shell.py

Change-Id: I3dcb4e17bb4687988ddf9b793ad1a308ef89b242
Implements: blueprint logging-migration

1 files changed, 10 insertions, 0 deletions

diff --git a/openstackclient/common/context.py b/openstackclient/common/context.py
index b7b16e94..348c5509 100644
--- a/openstackclient/common/context.py
+++ b/openstackclient/common/context.py
@@ -14,6 +14,7 @@
 """Context and Formatter"""
 
 import logging
+import warnings
 
 _LOG_MESSAGE_FORMAT = ('%(asctime)s.%(msecs)03d %(process)d '
                        '%(levelname)s %(name)s [%(clouds_name)s '
@@ -21,6 +22,15 @@ _LOG_MESSAGE_FORMAT = ('%(asctime)s.%(msecs)03d %(process)d '
 _LOG_DATE_FORMAT = '%Y-%m-%d %H:%M:%S'
 
 
+def set_warning_filter(log_level):
+    if log_level == logging.ERROR:
+        warnings.simplefilter("ignore")
+    elif log_level == logging.WARNING:
+        warnings.simplefilter("ignore")
+    elif log_level == logging.INFO:
+        warnings.simplefilter("once")
+
+
 def setup_handler_logging_level(handler_type, level):
     """Setup of the handler for set the logging level