Fix p3 compatibility

Author: pitbulk

examples/onelogin_import_users.py

@@ -123,7 +123,7 @@ def get_user_data_from_csv(self):
                     if key in fieldnames:
                         char = data['char']
                         maxsplit = len(data['destination'])                        
-                        for j, user_data in enumerate(user_data_list):
+                        for j, user_data in enumerate(user_data_list.copy()):
                             if 'custom_attribute_' in key:
                                 value = user_data['custom_data'][key.replace('custom_attribute_', '')]
                             else: