new_contents: # -*- coding: utf-8 -*-
  '''
  napalm-logs exceptions.
  '''
  from __future__ import absolute_import
  
  
  class NapalmLogsException(Exception):
      '''
      Base exception class; all napalm-logs exceptions should inherit this.
      '''
      def __init__(self, msg=''):
          super(NapalmLogsException, self).__init__(msg)
          self.strerror = msg
  
subject: Define exceptions base