Get group fix,flake8 errors fix,readme and config fix
diff --git a/cvp_checks/tests/test_galera_cluster.py b/cvp_checks/tests/test_galera_cluster.py
index 003b0d6..5a74bdd 100644
--- a/cvp_checks/tests/test_galera_cluster.py
+++ b/cvp_checks/tests/test_galera_cluster.py
@@ -1,3 +1,6 @@
+import pytest
+
+
 def test_galera_cluster_status(local_salt_client):
     gs = local_salt_client.cmd(
         'galera:*',