Update config handling for logging level, and add test

Set the default to CRITICAL only, to simplify code. Add check for the
specified logging level, and  a unit test for that.

Change-Id: I3ffa467f001dfdfb840f312bf0df8265aac58299

1 files changed, 0 insertions, 5 deletions

diff --git a/util.py b/util.py
index e71e907..9b30325 100644
--- a/util.py
+++ b/util.py
@@ -6,11 +6,6 @@ class VlanUtil:
     """VLANd utility functions"""
 
     def set_logging_level(self, level):
-
-        # Set up logging and maybe go quiet...
-        if level is None:
-            level = "CRITICAL"
-
         loglevel = logging.CRITICAL
         if level == "ERROR":
             loglevel = logging.ERROR