old_contents: from lib.base import BaseGPGAction
  
  __all__ = [
      'ImportKeysAction'
  ]
  
  
  class ImportKeysAction(BaseGPGAction):
      def run(self, file_path):
          with open(file_path, 'r') as fp:
              key_data = fp.read()
  
          import_result = self._gpg.import_keys(key_data)
          return import_result.count
  
new_contents: from lib.base import BaseGPGAction
  
  __all__ = [
      'ImportKeysAction'
  ]
  
  
  class ImportKeysAction(BaseGPGAction):
      def run(self, file_path):
          with open(file_path, 'r') as fp:
              key_data = fp.read()
  
          import_result = self._gpg.import_keys(key_data)
          # pylint: disable=no-member
          return import_result.count
  
subject: Fix pylint issue.