code: def get_configuration(filename):
      
      logger.debug('Reading configuration from {}'.format(filename))
      conf = SafeConfigParser()
      conf.read(filename)
  
      if not conf:
          logger.error('Configuration file {} not found'.format(filename))
          sys.exit(1)
  
      if not conf.has_section('general'):
          logger.error('Missing [general] section in the configuration file')
          sys.exit(1)
  
      try:
          config = {
              'access-key-id': conf.get('general', 'access-key-id'),
              'secret-access-key': conf.get('general', 'secret-access-key'),
              'region': conf.get('general', 'region'),
          }
      except NoOptionError as err:
          logger.error('Error in config file: {}'.format(err))
          sys.exit(1)
  
      return config
docs: Read configuration file
  
      :type filename: str
      :param filename: Path to the configuration file