diff --git a/vitrage/tests/functional/evaluator/test_action_executor.py b/vitrage/tests/functional/evaluator/test_action_executor.py
index 218c42d65..a42fadcab 100644
--- a/vitrage/tests/functional/evaluator/test_action_executor.py
+++ b/vitrage/tests/functional/evaluator/test_action_executor.py
@@ -53,6 +53,7 @@ class TestActionExecutor(TestFunctionalBase):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestActionExecutor, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.PROCESSOR_OPTS, group='entity_graph')
         cls.conf.register_opts(cls.DATASOURCES_OPTS, group='datasources')
diff --git a/vitrage/tests/functional/evaluator/test_scenario_evaluator.py b/vitrage/tests/functional/evaluator/test_scenario_evaluator.py
index 986f2955e..44634b0cc 100644
--- a/vitrage/tests/functional/evaluator/test_scenario_evaluator.py
+++ b/vitrage/tests/functional/evaluator/test_scenario_evaluator.py
@@ -76,6 +76,7 @@ class TestScenarioEvaluator(TestFunctionalBase):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestScenarioEvaluator, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.PROCESSOR_OPTS, group='entity_graph')
         cls.conf.register_opts(cls.EVALUATOR_OPTS, group='evaluator')
diff --git a/vitrage/tests/unit/datasources/aodh/test_aodh_driver.py b/vitrage/tests/unit/datasources/aodh/test_aodh_driver.py
index ad75a9ff7..c0e434887 100644
--- a/vitrage/tests/unit/datasources/aodh/test_aodh_driver.py
+++ b/vitrage/tests/unit/datasources/aodh/test_aodh_driver.py
@@ -35,6 +35,7 @@ class AodhDriverTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(AodhDriverTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=AODH_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/aodh/test_aodh_transformer.py b/vitrage/tests/unit/datasources/aodh/test_aodh_transformer.py
index 16bac1d3c..91af5f401 100644
--- a/vitrage/tests/unit/datasources/aodh/test_aodh_transformer.py
+++ b/vitrage/tests/unit/datasources/aodh/test_aodh_transformer.py
@@ -39,6 +39,7 @@ class TestAodhAlarmTransformer(AodhTransformerBaseTest):
 
     @classmethod
     def setUpClass(cls):
+        super(TestAodhAlarmTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=AODH_DATASOURCE)
@@ -116,8 +117,10 @@ class TestAodhAlarmPushTransformer(AodhTransformerBaseTest):
                    default=UpdateMethod.PUSH),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestAodhAlarmPushTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=AODH_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_driver.py b/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_driver.py
index 375924986..37289a447 100644
--- a/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_driver.py
+++ b/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_driver.py
@@ -37,6 +37,7 @@ class CeilometerDriverTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(CeilometerDriverTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=CEILOMETER_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_transformer.py b/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_transformer.py
index 602065733..186f9280a 100644
--- a/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_transformer.py
+++ b/vitrage/tests/unit/datasources/ceilometer/test_ceilometer_transformer.py
@@ -39,8 +39,10 @@ class TestCeilometerAlarmTransformer(CeilometerTransformerBaseTest):
                    default=UpdateMethod.PULL),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestCeilometerAlarmTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=CEILOMETER_DATASOURCE)
@@ -119,8 +121,10 @@ class TestCeilometerAlarmPushTransformer(CeilometerTransformerBaseTest):
                    default=UpdateMethod.PUSH),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestCeilometerAlarmPushTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=CEILOMETER_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/cinder/test_cinder_volume_transformer.py b/vitrage/tests/unit/datasources/cinder/test_cinder_volume_transformer.py
index ba0fdbbe2..d7f044500 100644
--- a/vitrage/tests/unit/datasources/cinder/test_cinder_volume_transformer.py
+++ b/vitrage/tests/unit/datasources/cinder/test_cinder_volume_transformer.py
@@ -48,6 +48,7 @@ class TestCinderVolumeTransformer(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestCinderVolumeTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=CINDER_VOLUME_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/collectd/test_collectd_driver.py b/vitrage/tests/unit/datasources/collectd/test_collectd_driver.py
index 27665f898..946d74bdf 100644
--- a/vitrage/tests/unit/datasources/collectd/test_collectd_driver.py
+++ b/vitrage/tests/unit/datasources/collectd/test_collectd_driver.py
@@ -36,6 +36,7 @@ class TestCollectdDriver(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestCollectdDriver, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=COLLECTD_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/collectd/test_collectd_transformer.py b/vitrage/tests/unit/datasources/collectd/test_collectd_transformer.py
index 50b1296ba..3d7a188e5 100644
--- a/vitrage/tests/unit/datasources/collectd/test_collectd_transformer.py
+++ b/vitrage/tests/unit/datasources/collectd/test_collectd_transformer.py
@@ -44,6 +44,7 @@ class TestCollectdTransformer(BaseAlarmTransformerTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestCollectdTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=COLLECTD_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/consistency/test_consistency_transformer.py b/vitrage/tests/unit/datasources/consistency/test_consistency_transformer.py
index 3b2278e95..5a35233eb 100644
--- a/vitrage/tests/unit/datasources/consistency/test_consistency_transformer.py
+++ b/vitrage/tests/unit/datasources/consistency/test_consistency_transformer.py
@@ -38,6 +38,7 @@ class TestConsistencyTransformer(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestConsistencyTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=CONSISTENCY_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/heat/test_heat_stack_transformer.py b/vitrage/tests/unit/datasources/heat/test_heat_stack_transformer.py
index 95f200db6..6b3195bc2 100644
--- a/vitrage/tests/unit/datasources/heat/test_heat_stack_transformer.py
+++ b/vitrage/tests/unit/datasources/heat/test_heat_stack_transformer.py
@@ -48,6 +48,7 @@ class TestHeatStackTransformer(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestHeatStackTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=HEAT_STACK_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/nagios/test_nagios_config.py b/vitrage/tests/unit/datasources/nagios/test_nagios_config.py
index 57d544034..dd47dab65 100644
--- a/vitrage/tests/unit/datasources/nagios/test_nagios_config.py
+++ b/vitrage/tests/unit/datasources/nagios/test_nagios_config.py
@@ -81,6 +81,7 @@ class TestNagiosConfig(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestNagiosConfig, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NAGIOS_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/nagios/test_nagios_driver.py b/vitrage/tests/unit/datasources/nagios/test_nagios_driver.py
index f1d456464..5e1f29718 100644
--- a/vitrage/tests/unit/datasources/nagios/test_nagios_driver.py
+++ b/vitrage/tests/unit/datasources/nagios/test_nagios_driver.py
@@ -41,6 +41,7 @@ class NagiosDriverTest(NagiosBaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(NagiosDriverTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NAGIOS_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/nagios/test_nagios_transformer.py b/vitrage/tests/unit/datasources/nagios/test_nagios_transformer.py
index 9de7070a6..10798c8fd 100644
--- a/vitrage/tests/unit/datasources/nagios/test_nagios_transformer.py
+++ b/vitrage/tests/unit/datasources/nagios/test_nagios_transformer.py
@@ -50,6 +50,7 @@ class NagiosTransformerTest(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(NagiosTransformerTest, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NAGIOS_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/nova/test_nova_host_transformer.py b/vitrage/tests/unit/datasources/nova/test_nova_host_transformer.py
index 61f73e0b0..ac4ca2b9b 100644
--- a/vitrage/tests/unit/datasources/nova/test_nova_host_transformer.py
+++ b/vitrage/tests/unit/datasources/nova/test_nova_host_transformer.py
@@ -48,6 +48,7 @@ class NovaHostTransformerTest(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(NovaHostTransformerTest, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NOVA_HOST_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/nova/test_nova_instance_transformer.py b/vitrage/tests/unit/datasources/nova/test_nova_instance_transformer.py
index 2010ba13f..c30d93986 100644
--- a/vitrage/tests/unit/datasources/nova/test_nova_instance_transformer.py
+++ b/vitrage/tests/unit/datasources/nova/test_nova_instance_transformer.py
@@ -48,6 +48,7 @@ class NovaInstanceTransformerTest(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(NovaInstanceTransformerTest, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NOVA_INSTANCE_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/nova/test_nova_zone_transformer.py b/vitrage/tests/unit/datasources/nova/test_nova_zone_transformer.py
index af2ce47f4..c1b189e9d 100644
--- a/vitrage/tests/unit/datasources/nova/test_nova_zone_transformer.py
+++ b/vitrage/tests/unit/datasources/nova/test_nova_zone_transformer.py
@@ -47,6 +47,7 @@ class NovaZoneTransformerTest(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(NovaZoneTransformerTest, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=NOVA_ZONE_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/static/test_static_driver.py b/vitrage/tests/unit/datasources/static/test_static_driver.py
index 08c869eca..79c0921b5 100644
--- a/vitrage/tests/unit/datasources/static/test_static_driver.py
+++ b/vitrage/tests/unit/datasources/static/test_static_driver.py
@@ -62,6 +62,7 @@ class TestStaticDriver(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestStaticDriver, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=STATIC_DATASOURCE)
         cls.static_driver = driver.StaticDriver(cls.conf)
diff --git a/vitrage/tests/unit/datasources/static/test_static_transformer.py b/vitrage/tests/unit/datasources/static/test_static_transformer.py
index d1ee28e4a..73610a978 100644
--- a/vitrage/tests/unit/datasources/static/test_static_transformer.py
+++ b/vitrage/tests/unit/datasources/static/test_static_transformer.py
@@ -41,6 +41,7 @@ class TestStaticTransformer(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestStaticTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=STATIC_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/static_physical/test_static_physical_driver.py b/vitrage/tests/unit/datasources/static_physical/test_static_physical_driver.py
index 4bba9fd70..1ec115eb9 100644
--- a/vitrage/tests/unit/datasources/static_physical/test_static_physical_driver.py
+++ b/vitrage/tests/unit/datasources/static_physical/test_static_physical_driver.py
@@ -69,6 +69,7 @@ class TestStaticPhysicalDriver(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestStaticPhysicalDriver, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=STATIC_PHYSICAL_DATASOURCE)
         cls.static_physical_driver = driver.StaticPhysicalDriver(cls.conf)
diff --git a/vitrage/tests/unit/datasources/static_physical/test_static_physical_transformer.py b/vitrage/tests/unit/datasources/static_physical/test_static_physical_transformer.py
index d42eff715..1ebcb8725 100644
--- a/vitrage/tests/unit/datasources/static_physical/test_static_physical_transformer.py
+++ b/vitrage/tests/unit/datasources/static_physical/test_static_physical_transformer.py
@@ -47,6 +47,7 @@ class TestStaticPhysicalTransformer(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestStaticPhysicalTransformer, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=STATIC_PHYSICAL_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/test_datasource_update_method.py b/vitrage/tests/unit/datasources/test_datasource_update_method.py
index 704f9b50b..5f6d63523 100644
--- a/vitrage/tests/unit/datasources/test_datasource_update_method.py
+++ b/vitrage/tests/unit/datasources/test_datasource_update_method.py
@@ -147,6 +147,7 @@ class DatasourceUpdateMethod(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(DatasourceUpdateMethod, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.DATASOURCES_OPTS, group='datasources')
         cls.conf.register_opts(cls.NOVA_HOST_OPTS, group=NOVA_HOST_DATASOURCE)
diff --git a/vitrage/tests/unit/datasources/zabbix/test_zabbix_configuration.py b/vitrage/tests/unit/datasources/zabbix/test_zabbix_configuration.py
index a01e30321..4e97bfedf 100644
--- a/vitrage/tests/unit/datasources/zabbix/test_zabbix_configuration.py
+++ b/vitrage/tests/unit/datasources/zabbix/test_zabbix_configuration.py
@@ -70,6 +70,7 @@ class TestZabbixConfig(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TestZabbixConfig, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=ZABBIX_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/zabbix/test_zabbix_driver.py b/vitrage/tests/unit/datasources/zabbix/test_zabbix_driver.py
index 08a2ffb89..9146b48a2 100644
--- a/vitrage/tests/unit/datasources/zabbix/test_zabbix_driver.py
+++ b/vitrage/tests/unit/datasources/zabbix/test_zabbix_driver.py
@@ -40,6 +40,7 @@ class ZabbixDriverTest(ZabbixBaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(ZabbixDriverTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=ZABBIX_DATASOURCE)
 
diff --git a/vitrage/tests/unit/datasources/zabbix/test_zabbix_transformer.py b/vitrage/tests/unit/datasources/zabbix/test_zabbix_transformer.py
index 5b7f2a6b0..eae92ca92 100644
--- a/vitrage/tests/unit/datasources/zabbix/test_zabbix_transformer.py
+++ b/vitrage/tests/unit/datasources/zabbix/test_zabbix_transformer.py
@@ -52,6 +52,7 @@ class ZabbixTransformerTest(base.BaseTest):
     # noinspection PyAttributeOutsideInit,PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(ZabbixTransformerTest, cls).setUpClass()
         cls.transformers = {}
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group=ZABBIX_DATASOURCE)
diff --git a/vitrage/tests/unit/entity_graph/test_transformer_manager.py b/vitrage/tests/unit/entity_graph/test_transformer_manager.py
index e6e93163a..c52617390 100644
--- a/vitrage/tests/unit/entity_graph/test_transformer_manager.py
+++ b/vitrage/tests/unit/entity_graph/test_transformer_manager.py
@@ -45,6 +45,7 @@ class TransformerManagerTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TransformerManagerTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group='datasources')
 
diff --git a/vitrage/tests/unit/evaluator/recipes/test_add_causal_relationship_recipe.py b/vitrage/tests/unit/evaluator/recipes/test_add_causal_relationship_recipe.py
index 03ca552cd..6c0e5b621 100644
--- a/vitrage/tests/unit/evaluator/recipes/test_add_causal_relationship_recipe.py
+++ b/vitrage/tests/unit/evaluator/recipes/test_add_causal_relationship_recipe.py
@@ -30,7 +30,7 @@ class AddCausalRelationshipTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
-
+        super(AddCausalRelationshipTest, cls).setUpClass()
         cls.target_vertex = Vertex('RESOURCE:nova.host:test_target')
         cls.source_vertex = Vertex('RESOURCE:nova.host:test_source')
 
diff --git a/vitrage/tests/unit/evaluator/recipes/test_execute_mistral.py b/vitrage/tests/unit/evaluator/recipes/test_execute_mistral.py
index 9e8d1dce8..48d328c50 100644
--- a/vitrage/tests/unit/evaluator/recipes/test_execute_mistral.py
+++ b/vitrage/tests/unit/evaluator/recipes/test_execute_mistral.py
@@ -29,7 +29,7 @@ class RaiseAlarmRecipeTest(BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
-
+        super(RaiseAlarmRecipeTest, cls).setUpClass()
         cls.props = {EXECUTION_ENGINE: MISTRAL,
                      WORKFLOW: 'wf_4',
                      'host': 'host5',
diff --git a/vitrage/tests/unit/evaluator/recipes/test_mark_down.py b/vitrage/tests/unit/evaluator/recipes/test_mark_down.py
index 1cac14aa9..ade57f490 100644
--- a/vitrage/tests/unit/evaluator/recipes/test_mark_down.py
+++ b/vitrage/tests/unit/evaluator/recipes/test_mark_down.py
@@ -27,7 +27,7 @@ class MarkDownRecipeTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
-
+        super(MarkDownRecipeTest, cls).setUpClass()
         cls.target_vertex = Vertex('RESOURCE:nova.host:test1')
 
         targets = {TFields.TARGET: cls.target_vertex}
diff --git a/vitrage/tests/unit/evaluator/recipes/test_raise_alarm.py b/vitrage/tests/unit/evaluator/recipes/test_raise_alarm.py
index b8e0dc1fb..1e7d44484 100644
--- a/vitrage/tests/unit/evaluator/recipes/test_raise_alarm.py
+++ b/vitrage/tests/unit/evaluator/recipes/test_raise_alarm.py
@@ -30,7 +30,7 @@ class RaiseAlarmRecipeTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
-
+        super(RaiseAlarmRecipeTest, cls).setUpClass()
         cls.target_props = {VProps.VITRAGE_TYPE: NOVA_HOST_DATASOURCE}
         cls.target_vertex = Vertex('RESOURCE:nova.host:test1',
                                    cls.target_props)
diff --git a/vitrage/tests/unit/evaluator/recipes/test_set_state_recipe.py b/vitrage/tests/unit/evaluator/recipes/test_set_state_recipe.py
index 9024acee3..b17c10f94 100644
--- a/vitrage/tests/unit/evaluator/recipes/test_set_state_recipe.py
+++ b/vitrage/tests/unit/evaluator/recipes/test_set_state_recipe.py
@@ -31,6 +31,7 @@ class SetStateRecipeTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(SetStateRecipeTest, cls).setUpClass()
 
         cls.target_vertex = Vertex('RESOURCE:nova.host:test1')
 
diff --git a/vitrage/tests/unit/evaluator/template_validation/content/base.py b/vitrage/tests/unit/evaluator/template_validation/content/base.py
index ebaa15c4e..c8e46a5e7 100644
--- a/vitrage/tests/unit/evaluator/template_validation/content/base.py
+++ b/vitrage/tests/unit/evaluator/template_validation/content/base.py
@@ -61,6 +61,7 @@ class ActionValidatorTest(ValidatorTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(ActionValidatorTest, cls).setUpClass()
 
         cls._hide_useless_logging_messages()
 
diff --git a/vitrage/tests/unit/evaluator/template_validation/content/test_template_content_validator.py b/vitrage/tests/unit/evaluator/template_validation/content/test_template_content_validator.py
index f682a92ed..701fa4bf3 100644
--- a/vitrage/tests/unit/evaluator/template_validation/content/test_template_content_validator.py
+++ b/vitrage/tests/unit/evaluator/template_validation/content/test_template_content_validator.py
@@ -33,6 +33,7 @@ class TemplateContentValidatorTest(ValidatorTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TemplateContentValidatorTest, cls).setUpClass()
 
         template_dir_path = '%s/templates/general' % utils.get_resources_dir()
         cls.def_templates_tests_path = '%s/templates/def_template_tests/' % \
diff --git a/vitrage/tests/unit/evaluator/template_validation/test_def_template_syntax_validator.py b/vitrage/tests/unit/evaluator/template_validation/test_def_template_syntax_validator.py
index 6d50f5064..2e629eebe 100644
--- a/vitrage/tests/unit/evaluator/template_validation/test_def_template_syntax_validator.py
+++ b/vitrage/tests/unit/evaluator/template_validation/test_def_template_syntax_validator.py
@@ -24,6 +24,7 @@ class DefTemplateSyntaxValidatorTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(DefTemplateSyntaxValidatorTest, cls).setUpClass()
 
         cls.def_template_dir_path = utils.get_resources_dir() + \
             '/templates/def_template_tests'
diff --git a/vitrage/tests/unit/evaluator/template_validation/test_template_syntax_validator.py b/vitrage/tests/unit/evaluator/template_validation/test_template_syntax_validator.py
index ba6fed80e..cdf0e6024 100644
--- a/vitrage/tests/unit/evaluator/template_validation/test_template_syntax_validator.py
+++ b/vitrage/tests/unit/evaluator/template_validation/test_template_syntax_validator.py
@@ -32,6 +32,7 @@ class TemplateSyntaxValidatorTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(TemplateSyntaxValidatorTest, cls).setUpClass()
 
         cls.def_template_dir_path = utils.get_resources_dir() + \
             '/templates/def_template_tests'
diff --git a/vitrage/tests/unit/evaluator/test_scenario_repository.py b/vitrage/tests/unit/evaluator/test_scenario_repository.py
index 92f264bba..55324ae75 100644
--- a/vitrage/tests/unit/evaluator/test_scenario_repository.py
+++ b/vitrage/tests/unit/evaluator/test_scenario_repository.py
@@ -41,7 +41,7 @@ class ScenarioRepositoryTest(base.BaseTest):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
-
+        super(ScenarioRepositoryTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group='evaluator')
 
@@ -111,7 +111,7 @@ class RegExTemplateTest(base.BaseTest):
 
     @classmethod
     def setUpClass(cls):
-
+        super(RegExTemplateTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group='evaluator')
         cls.scenario_repository = ScenarioRepository(cls.conf)
@@ -185,7 +185,7 @@ class EquivalentScenarioTest(base.BaseTest):
 
     @classmethod
     def setUpClass(cls):
-
+        super(EquivalentScenarioTest, cls).setUpClass()
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group='evaluator')
 
diff --git a/vitrage/tests/unit/graph/test_graph_algo.py b/vitrage/tests/unit/graph/test_graph_algo.py
index 76b70384a..a801f21be 100644
--- a/vitrage/tests/unit/graph/test_graph_algo.py
+++ b/vitrage/tests/unit/graph/test_graph_algo.py
@@ -39,6 +39,7 @@ class GraphAlgorithmTest(GraphTestBase):
     # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(GraphAlgorithmTest, cls).setUpClass()
         cls.vm_id = 10000000
         cls.vm_alarm_id = 30000000
         cls.vms = []
diff --git a/vitrage/tests/unit/machine_learning/jaccard_correlation/test_jaccard_correlation.py b/vitrage/tests/unit/machine_learning/jaccard_correlation/test_jaccard_correlation.py
index e61a45c30..1722bc601 100644
--- a/vitrage/tests/unit/machine_learning/jaccard_correlation/test_jaccard_correlation.py
+++ b/vitrage/tests/unit/machine_learning/jaccard_correlation/test_jaccard_correlation.py
@@ -158,8 +158,10 @@ class JaccardCorrelationTest(base.BaseTest):
                      help='medium correlation lower limit'),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(JaccardCorrelationTest, cls).setUpClass()
 
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.OPTS, group='jaccard_correlation')
diff --git a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_notifier.py b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_notifier.py
index f4ec8a5ab..dcc184804 100644
--- a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_notifier.py
+++ b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_notifier.py
@@ -24,8 +24,10 @@ from vitrage.tests.unit.notifier.snmp_notifier import common
 
 class SnmpNotifierTest(base.BaseTest):
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(SnmpNotifierTest, cls).setUpClass()
         cls.resource_props = {VProps.VITRAGE_IS_DELETED: common.false_,
                               VProps.VITRAGE_IS_PLACEHOLDER: common.false_}
         cls.props = {VProps.VITRAGE_IS_DELETED: common.false_,
diff --git a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_with_severity_map.py b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_with_severity_map.py
index cca25a824..024220afe 100644
--- a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_with_severity_map.py
+++ b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_with_severity_map.py
@@ -45,8 +45,10 @@ class SnmpNotifierTest(base.BaseTest):
                    'oid_tree_with_severity_mapping.yaml'),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(SnmpNotifierTest, cls).setUpClass()
 
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.simple_opts, group='snmp')
diff --git a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_without_severity_map.py b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_without_severity_map.py
index f1bcdb153..5f65dac85 100644
--- a/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_without_severity_map.py
+++ b/vitrage/tests/unit/notifier/snmp_notifier/test_snmp_sender_without_severity_map.py
@@ -44,8 +44,10 @@ class SnmpNotifierTest(base.BaseTest):
                    'oid_tree_without_severity_mapping.yaml'),
     ]
 
+    # noinspection PyPep8Naming
     @classmethod
     def setUpClass(cls):
+        super(SnmpNotifierTest, cls).setUpClass()
 
         cls.conf = cfg.ConfigOpts()
         cls.conf.register_opts(cls.simple_opts, group='snmp')