1 files changed, 9 insertions, 3 deletions
diff --git a/functest/opnfv_tests/vnf/router/vnf_controller/command_generator.py b/functest/opnfv_tests/vnf/router/vnf_controller/command_generator.py
index 98cb14cc0..a86a16485 100644
--- a/functest/opnfv_tests/vnf/router/vnf_controller/command_generator.py
+++ b/functest/opnfv_tests/vnf/router/vnf_controller/command_generator.py
@@ -7,13 +7,15 @@
 # which accompanies this distribution, and is available at
 # http://www.apache.org/licenses/LICENSE-2.0
 
+# pylint: disable=missing-docstring
+
 """command generator module for vrouter testing"""
 
 import logging
 from jinja2 import Environment, FileSystemLoader
 
 
-class CommandGenerator(object):
+class CommandGenerator():
     """command generator class for vrouter testing"""
 
     logger = logging.getLogger(__name__)
@@ -21,12 +23,16 @@ class CommandGenerator(object):
     def __init__(self):
         self.logger.debug("init command generator")
 
-    def load_template(self, template_dir, template):
+    @staticmethod
+    def load_template(template_dir, template):
+        # pylint disable=missing-docstring
         loader = FileSystemLoader(template_dir,
                                   encoding='utf8')
         env = Environment(loader=loader)
         return env.get_template(template)
 
-    def command_create(self, template, parameter):
+    @staticmethod
+    def command_create(template, parameter):
+        # pylint disable=missing-docstring
         commands = template.render(parameter)
         return commands.split('\n')