diff --git a/example_python/setup.py b/example_python/setup.py
index d261bad..5f91b8e 100644
--- a/example_python/setup.py
+++ b/example_python/setup.py
@@ -32,8 +32,6 @@
     license='BSD-3-Clause',
     tests_require=['pytest'],
     entry_points={
-        'console_scripts': [
-            'test_node = examples.minimal_publisher:main'
-        ],
+        'console_scripts': ['test_node = examples.minimal_publisher:main'],
     },
 )
diff --git a/example_python/test/test_parameters.py b/example_python/test/test_parameters.py
index a5a5ddc..46490a5 100644
--- a/example_python/test/test_parameters.py
+++ b/example_python/test/test_parameters.py
@@ -1,4 +1,6 @@
+# -*- coding: utf-8 -*-
 import generate_parameter_module_example
+
 print(f'Imported file from: {generate_parameter_module_example.__file__}')
 print('OK 1')
 
diff --git a/generate_parameter_library_py/generate_parameter_library_py/generate_python_module.py b/generate_parameter_library_py/generate_parameter_library_py/generate_python_module.py
index bd2ded6..e0c899d 100755
--- a/generate_parameter_library_py/generate_parameter_library_py/generate_python_module.py
+++ b/generate_parameter_library_py/generate_parameter_library_py/generate_python_module.py
@@ -52,6 +52,7 @@ def run(output_file, yaml_file, validation_module=''):
     init_file = os.path.join(os.path.dirname(output_file), '__init__.py')
     open(init_file, 'a').close()
 
+
 def parse_args():
     parser = argparse.ArgumentParser()
     parser.add_argument('output_python_module_file')