delete import for py2

Author: woblerr

tests/test_iib_api.py

@@ -3,10 +3,7 @@
 import os
 import sys
 import unittest
-try:
-    from unittest.mock import patch
-except ImportError:
-    from mock import patch
+from unittest.mock import patch
 from modules.iib_api import (
     run_iib_command,
     get_status,

tests/test_iib_metrics_client.py

@@ -4,10 +4,7 @@
 import sys
 import unittest
 import argparse
-try:
-    from unittest.mock import patch
-except ImportError:
-    from mock import patch
+from unittest.mock import patch
 from iib_metrics_client import (
     get_iib_metrics,
     put_metric_to_gateway,