def METHOD_NAME(self):
    """
    Get error description
    Args:
        error_code: The error code returned by _get_error_code
    Returns:
        The error description
    """
    if not self.get_presence():
        error_description = self.SFP_STATUS_UNPLUGGED
    else:
        error_description = self.SFP_STATUS_OK
    return error_description