def METHOD_NAME(self, suffix='json'):
    """
    Return the user given or default output file name
    """
    if self.args.output:
        return self.args.output
    name = self.json.get("name")
    name = name.strip()
    name = name.replace(" ", "_")
    return "%s_%s_%s.%s" % (name,
                            self.user_identification,
                            self.datetime.isoformat(),
                            suffix)