diff -r 2747d6e72eb8 -r eb4a4cc41914 connectors/__init__.py
--- a/connectors/__init__.py	Wed Mar 13 10:19:30 2019 +0300
+++ b/connectors/__init__.py	Wed Mar 13 11:47:03 2019 +0300
@@ -29,7 +29,6 @@
 from __future__ import absolute_import
 from os import listdir, path
 from connectors.ConnectorBase import ConnectorBase
-from types import ClassType
 
 connectors_packages = ["PYRO", "WAMP"]
 
@@ -118,8 +117,8 @@
         return None
 
     # new class inheriting from generic and specific connector base classes
-    return ClassType(_scheme + "_connector",
-                     (ConnectorBase, connector_specific_class), {})()
+    return type(_scheme + "_connector",
+                (ConnectorBase, connector_specific_class), {})()
 
 
 def EditorClassFromScheme(scheme):