Update tests/test_utils_logcfg.py

tests/test_utils_logcfg.py

@@ -6,6 +6,7 @@ import tempfile
 import subprocess
 import os
 import sys
+import importlib
 import textwrap
 from logzero import logger as log
 from slic.utils.logcfg import add_log_Level, logcfg, setup_import_logging