Fix flake

setup.py

@@ -10,8 +10,10 @@ setup(
             'force_bdss = force_bdss.cli.force_bdss:run',
         ],
         "force.bdss.extensions": [
-            "mco = force_bdss.core_plugins.test_mco.multi_criteria_optimizers_plugin:MultiCriteriaOptimizersPlugin",
-            "data_source = force_bdss.core_plugins.test_data_sources.data_sources_plugin:DataSourcesPlugin",
+            "mco = force_bdss.core_plugins.test_mco."
+            "multi_criteria_optimizers_plugin:MultiCriteriaOptimizersPlugin",
+            "data_source = force_bdss.core_plugins.test_data_sources."
+            "data_sources_plugin:DataSourcesPlugin",
         ]
     },
     packages=find_packages(),