old_contents: import pkg_resources
  import unittest
  
  
  class CodeStyleTestCase(unittest.TestCase):
      def test_code_style(self):
          flake8 = pkg_resources.load_entry_point('flake8', 'console_scripts', 'flake8')
          try:
              flake8([])
          except SystemExit as e:
              if e.code != 0:
                  self.fail('Code style checks failed')
  
new_contents: import logging
  import pkg_resources
  import unittest
  
  
  class CodeStyleTestCase(unittest.TestCase):
      def test_code_style(self):
          logger = logging.getLogger('flake8')
          logger.setLevel(logging.ERROR)
          flake8 = pkg_resources.load_entry_point('flake8', 'console_scripts', 'flake8')
          try:
              flake8([])
          except SystemExit as e:
              if e.code != 0:
                  self.fail('Code style checks failed')
  
subject: Decrease noise from code-style test